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Finding the Fourth Proportional to 107,337.16, 161,006.30 and 62,932.78

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Solution

The fourth proportional to 107,337.16, 161,006.30 and 62,932.78 is: 94,399.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,337.16 : 161,006.30 = 62,932.78 : x
  2. Step 2: Convert to fraction form
    107,337.16/161,006.30 = 62,932.78/x
  3. Step 3: Cross multiply
    107,337.16x = 161,006.30 × 62,932.78
  4. Step 4: Simplify right side
    107,337.16x = 10,132,574,056.51
  5. Step 5: Solve for x
    x = 10,132,574,056.51/107,337.16
  6. Step 6: Final answer
    x = 94,399.50

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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.