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Finding the Fourth Proportional to 92,274.77, 127,339.56 and 53,520.22

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Solution

The fourth proportional to 92,274.77, 127,339.56 and 53,520.22 is: 73,858.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,274.77 : 127,339.56 = 53,520.22 : x
  2. Step 2: Convert to fraction form
    92,274.77/127,339.56 = 53,520.22/x
  3. Step 3: Cross multiply
    92,274.77x = 127,339.56 × 53,520.22
  4. Step 4: Simplify right side
    92,274.77x = 6,815,240,841.15
  5. Step 5: Solve for x
    x = 6,815,240,841.15/92,274.77
  6. Step 6: Final answer
    x = 73,858.12

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Half scale
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Double scale
Find fourth proportional to 92,275.77, 127,340.94 and 53,521.22
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.