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Finding the Fourth Proportional to 181,646.60, 272,081.10 and 150,542.60

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Solution

The fourth proportional to 181,646.60, 272,081.10 and 150,542.60 is: 225,491.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,646.60 : 272,081.10 = 150,542.60 : x
  2. Step 2: Convert to fraction form
    181,646.60/272,081.10 = 150,542.60/x
  3. Step 3: Cross multiply
    181,646.60x = 272,081.10 × 150,542.60
  4. Step 4: Simplify right side
    181,646.60x = 40,959,796,204.86
  5. Step 5: Solve for x
    x = 40,959,796,204.86/181,646.60
  6. Step 6: Final answer
    x = 225,491.68

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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.