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Finding the Fourth Proportional to 92,620.61, 127,817.06 and 50,179.14

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Solution

The fourth proportional to 92,620.61, 127,817.06 and 50,179.14 is: 69,247.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,620.61 : 127,817.06 = 50,179.14 : x
  2. Step 2: Convert to fraction form
    92,620.61/127,817.06 = 50,179.14/x
  3. Step 3: Cross multiply
    92,620.61x = 127,817.06 × 50,179.14
  4. Step 4: Simplify right side
    92,620.61x = 6,413,750,148.13
  5. Step 5: Solve for x
    x = 6,413,750,148.13/92,620.61
  6. Step 6: Final answer
    x = 69,247.55

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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.