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Finding the Fourth Proportional to 234,596.71, 351,915.45 and 66,118.15

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Solution

The fourth proportional to 234,596.71, 351,915.45 and 66,118.15 is: 99,182.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,596.71 : 351,915.45 = 66,118.15 : x
  2. Step 2: Convert to fraction form
    234,596.71/351,915.45 = 66,118.15/x
  3. Step 3: Cross multiply
    234,596.71x = 351,915.45 × 66,118.15
  4. Step 4: Simplify right side
    234,596.71x = 23,267,998,510.42
  5. Step 5: Solve for x
    x = 23,267,998,510.42/234,596.71
  6. Step 6: Final answer
    x = 99,182.97

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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.