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Finding the Fourth Proportional to 62,385.64, 86,092.76 and 34,091.92

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Solution

The fourth proportional to 62,385.64, 86,092.76 and 34,091.92 is: 47,047.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,385.64 : 86,092.76 = 34,091.92 : x
  2. Step 2: Convert to fraction form
    62,385.64/86,092.76 = 34,091.92/x
  3. Step 3: Cross multiply
    62,385.64x = 86,092.76 × 34,091.92
  4. Step 4: Simplify right side
    62,385.64x = 2,935,067,486.50
  5. Step 5: Solve for x
    x = 2,935,067,486.50/62,385.64
  6. Step 6: Final answer
    x = 47,047.16

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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.