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Finding the Fourth Proportional to 181,200.30, 270,925.65 and 133,961.10

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Solution

The fourth proportional to 181,200.30, 270,925.65 and 133,961.10 is: 200,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,200.30 : 270,925.65 = 133,961.10 : x
  2. Step 2: Convert to fraction form
    181,200.30/270,925.65 = 133,961.10/x
  3. Step 3: Cross multiply
    181,200.30x = 270,925.65 × 133,961.10
  4. Step 4: Simplify right side
    181,200.30x = 36,293,498,092.22
  5. Step 5: Solve for x
    x = 36,293,498,092.22/181,200.30
  6. Step 6: Final answer
    x = 200,294.91

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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.