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Finding the Fourth Proportional to 181,651.48, 250,575.42 and 109,035.04

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Solution

The fourth proportional to 181,651.48, 250,575.42 and 109,035.04 is: 150,406.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,651.48 : 250,575.42 = 109,035.04 : x
  2. Step 2: Convert to fraction form
    181,651.48/250,575.42 = 109,035.04/x
  3. Step 3: Cross multiply
    181,651.48x = 250,575.42 × 109,035.04
  4. Step 4: Simplify right side
    181,651.48x = 27,321,500,942.72
  5. Step 5: Solve for x
    x = 27,321,500,942.72/181,651.48
  6. Step 6: Final answer
    x = 150,406.16

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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.