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Finding the Fourth Proportional to 181,711.36, 272,468.12 and 63,350.88

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Solution

The fourth proportional to 181,711.36, 272,468.12 and 63,350.88 is: 94,991.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,711.36 : 272,468.12 = 63,350.88 : x
  2. Step 2: Convert to fraction form
    181,711.36/272,468.12 = 63,350.88/x
  3. Step 3: Cross multiply
    181,711.36x = 272,468.12 × 63,350.88
  4. Step 4: Simplify right side
    181,711.36x = 17,261,095,173.95
  5. Step 5: Solve for x
    x = 17,261,095,173.95/181,711.36
  6. Step 6: Final answer
    x = 94,991.83

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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.