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Finding the Fourth Proportional to 181,245.74, 250,123.08 and 99,575.04

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Solution

The fourth proportional to 181,245.74, 250,123.08 and 99,575.04 is: 137,415.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,245.74 : 250,123.08 = 99,575.04 : x
  2. Step 2: Convert to fraction form
    181,245.74/250,123.08 = 99,575.04/x
  3. Step 3: Cross multiply
    181,245.74x = 250,123.08 × 99,575.04
  4. Step 4: Simplify right side
    181,245.74x = 24,906,016,321.23
  5. Step 5: Solve for x
    x = 24,906,016,321.23/181,245.74
  6. Step 6: Final answer
    x = 137,415.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.