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Finding the Fourth Proportional to 160,100.70, 239,805.45 and 132,452.70

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Solution

The fourth proportional to 160,100.70, 239,805.45 and 132,452.70 is: 198,393.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,100.70 : 239,805.45 = 132,452.70 : x
  2. Step 2: Convert to fraction form
    160,100.70/239,805.45 = 132,452.70/x
  3. Step 3: Cross multiply
    160,100.70x = 239,805.45 × 132,452.70
  4. Step 4: Simplify right side
    160,100.70x = 31,762,879,327.22
  5. Step 5: Solve for x
    x = 31,762,879,327.22/160,100.70
  6. Step 6: Final answer
    x = 198,393.13

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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.