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Finding the Fourth Proportional to 107,474.61, 160,964.75 and 62,384.30

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Solution

The fourth proportional to 107,474.61, 160,964.75 and 62,384.30 is: 93,432.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,474.61 : 160,964.75 = 62,384.30 : x
  2. Step 2: Convert to fraction form
    107,474.61/160,964.75 = 62,384.30/x
  3. Step 3: Cross multiply
    107,474.61x = 160,964.75 × 62,384.30
  4. Step 4: Simplify right side
    107,474.61x = 10,041,672,136.68
  5. Step 5: Solve for x
    x = 10,041,672,136.68/107,474.61
  6. Step 6: Final answer
    x = 93,432.97

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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.