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Finding the Fourth Proportional to 92,627.70, 127,826.35 and 50,186.20

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Solution

The fourth proportional to 92,627.70, 127,826.35 and 50,186.20 is: 69,257.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,627.70 : 127,826.35 = 50,186.20 : x
  2. Step 2: Convert to fraction form
    92,627.70/127,826.35 = 50,186.20/x
  3. Step 3: Cross multiply
    92,627.70x = 127,826.35 × 50,186.20
  4. Step 4: Simplify right side
    92,627.70x = 6,415,118,321.34
  5. Step 5: Solve for x
    x = 6,415,118,321.34/92,627.70
  6. Step 6: Final answer
    x = 69,257.02

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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.