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Finding the Fourth Proportional to 169,433.70, 254,150.55 and 43,073.70

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Solution

The fourth proportional to 169,433.70, 254,150.55 and 43,073.70 is: 64,610.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,433.70 : 254,150.55 = 43,073.70 : x
  2. Step 2: Convert to fraction form
    169,433.70/254,150.55 = 43,073.70/x
  3. Step 3: Cross multiply
    169,433.70x = 254,150.55 × 43,073.70
  4. Step 4: Simplify right side
    169,433.70x = 10,947,204,545.54
  5. Step 5: Solve for x
    x = 10,947,204,545.54/169,433.70
  6. Step 6: Final answer
    x = 64,610.55

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1.5x scale

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.