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Finding the Fourth Proportional to 62,605.14, 86,395.14 and 34,310.88

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Solution

The fourth proportional to 62,605.14, 86,395.14 and 34,310.88 is: 47,349.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,605.14 : 86,395.14 = 34,310.88 : x
  2. Step 2: Convert to fraction form
    62,605.14/86,395.14 = 34,310.88/x
  3. Step 3: Cross multiply
    62,605.14x = 86,395.14 × 34,310.88
  4. Step 4: Simplify right side
    62,605.14x = 2,964,293,281.12
  5. Step 5: Solve for x
    x = 2,964,293,281.12/62,605.14
  6. Step 6: Final answer
    x = 47,349.04

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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.