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Finding the Fourth Proportional to 62,390.43, 86,097.42 and 34,096.32

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Solution

The fourth proportional to 62,390.43, 86,097.42 and 34,096.32 is: 47,052.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,390.43 : 86,097.42 = 34,096.32 : x
  2. Step 2: Convert to fraction form
    62,390.43/86,097.42 = 34,096.32/x
  3. Step 3: Cross multiply
    62,390.43x = 86,097.42 × 34,096.32
  4. Step 4: Simplify right side
    62,390.43x = 2,935,605,183.49
  5. Step 5: Solve for x
    x = 2,935,605,183.49/62,390.43
  6. Step 6: Final answer
    x = 47,052.17

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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.