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Finding the Fourth Proportional to 62,614.77, 86,405.18 and 34,314.99

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Solution

The fourth proportional to 62,614.77, 86,405.18 and 34,314.99 is: 47,352.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,614.77 : 86,405.18 = 34,314.99 : x
  2. Step 2: Convert to fraction form
    62,614.77/86,405.18 = 34,314.99/x
  3. Step 3: Cross multiply
    62,614.77x = 86,405.18 × 34,314.99
  4. Step 4: Simplify right side
    62,614.77x = 2,964,992,716.07
  5. Step 5: Solve for x
    x = 2,964,992,716.07/62,614.77
  6. Step 6: Final answer
    x = 47,352.93

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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.