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Finding the Fourth Proportional to 62,691.99, 93,949.59 and 34,624.68

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Solution

The fourth proportional to 62,691.99, 93,949.59 and 34,624.68 is: 51,888.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,691.99 : 93,949.59 = 34,624.68 : x
  2. Step 2: Convert to fraction form
    62,691.99/93,949.59 = 34,624.68/x
  3. Step 3: Cross multiply
    62,691.99x = 93,949.59 × 34,624.68
  4. Step 4: Simplify right side
    62,691.99x = 3,252,974,489.88
  5. Step 5: Solve for x
    x = 3,252,974,489.88/62,691.99
  6. Step 6: Final answer
    x = 51,888.20

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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.