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Finding the Fourth Proportional to 159,373.24, 238,748.76 and 124,147.96

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Solution

The fourth proportional to 159,373.24, 238,748.76 and 124,147.96 is: 185,979.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,373.24 : 238,748.76 = 124,147.96 : x
  2. Step 2: Convert to fraction form
    159,373.24/238,748.76 = 124,147.96/x
  3. Step 3: Cross multiply
    159,373.24x = 238,748.76 × 124,147.96
  4. Step 4: Simplify right side
    159,373.24x = 29,640,171,506.53
  5. Step 5: Solve for x
    x = 29,640,171,506.53/159,373.24
  6. Step 6: Final answer
    x = 185,979.60

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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.