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Finding the Fourth Proportional to 159,494.70, 239,242.23 and 149,751.57

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Solution

The fourth proportional to 159,494.70, 239,242.23 and 149,751.57 is: 224,627.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,494.70 : 239,242.23 = 149,751.57 : x
  2. Step 2: Convert to fraction form
    159,494.70/239,242.23 = 149,751.57/x
  3. Step 3: Cross multiply
    159,494.70x = 239,242.23 × 149,751.57
  4. Step 4: Simplify right side
    159,494.70x = 35,826,899,552.80
  5. Step 5: Solve for x
    x = 35,826,899,552.80/159,494.70
  6. Step 6: Final answer
    x = 224,627.52

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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.