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Finding the Fourth Proportional to 62,602.87, 86,394.17 and 34,308.56

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Solution

The fourth proportional to 62,602.87, 86,394.17 and 34,308.56 is: 47,347.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,602.87 : 86,394.17 = 34,308.56 : x
  2. Step 2: Convert to fraction form
    62,602.87/86,394.17 = 34,308.56/x
  3. Step 3: Cross multiply
    62,602.87x = 86,394.17 × 34,308.56
  4. Step 4: Simplify right side
    62,602.87x = 2,964,059,565.10
  5. Step 5: Solve for x
    x = 2,964,059,565.10/62,602.87
  6. Step 6: Final answer
    x = 47,347.02

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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.