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Finding the Fourth Proportional to 234,123.16, 350,889.36 and 100,869.52

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Solution

The fourth proportional to 234,123.16, 350,889.36 and 100,869.52 is: 151,177.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,123.16 : 350,889.36 = 100,869.52 : x
  2. Step 2: Convert to fraction form
    234,123.16/350,889.36 = 100,869.52/x
  3. Step 3: Cross multiply
    234,123.16x = 350,889.36 × 100,869.52
  4. Step 4: Simplify right side
    234,123.16x = 35,394,041,316.31
  5. Step 5: Solve for x
    x = 35,394,041,316.31/234,123.16
  6. Step 6: Final answer
    x = 151,177.02

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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.