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Finding the Fourth Proportional to 62,773.66, 94,160.28 and 39,416.50

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Solution

The fourth proportional to 62,773.66, 94,160.28 and 39,416.50 is: 59,124.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,773.66 : 94,160.28 = 39,416.50 : x
  2. Step 2: Convert to fraction form
    62,773.66/94,160.28 = 39,416.50/x
  3. Step 3: Cross multiply
    62,773.66x = 94,160.28 × 39,416.50
  4. Step 4: Simplify right side
    62,773.66x = 3,711,468,676.62
  5. Step 5: Solve for x
    x = 3,711,468,676.62/62,773.66
  6. Step 6: Final answer
    x = 59,124.62

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.