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Finding the Fourth Proportional to 150,474.70, 207,721.93 and 96,098.08

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Solution

The fourth proportional to 150,474.70, 207,721.93 and 96,098.08 is: 132,658.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,474.70 : 207,721.93 = 96,098.08 : x
  2. Step 2: Convert to fraction form
    150,474.70/207,721.93 = 96,098.08/x
  3. Step 3: Cross multiply
    150,474.70x = 207,721.93 × 96,098.08
  4. Step 4: Simplify right side
    150,474.70x = 19,961,678,646.89
  5. Step 5: Solve for x
    x = 19,961,678,646.89/150,474.70
  6. Step 6: Final answer
    x = 132,658.04

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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.