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Finding the Fourth Proportional to 181,609.61, 250,744.68 and 113,654.03

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Solution

The fourth proportional to 181,609.61, 250,744.68 and 113,654.03 is: 156,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,609.61 : 250,744.68 = 113,654.03 : x
  2. Step 2: Convert to fraction form
    181,609.61/250,744.68 = 113,654.03/x
  3. Step 3: Cross multiply
    181,609.61x = 250,744.68 × 113,654.03
  4. Step 4: Simplify right side
    181,609.61x = 28,498,142,129.34
  5. Step 5: Solve for x
    x = 28,498,142,129.34/181,609.61
  6. Step 6: Final answer
    x = 156,919.80

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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.