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Finding the Fourth Proportional to 181,352.59, 272,083.25 and 73,226.30

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Solution

The fourth proportional to 181,352.59, 272,083.25 and 73,226.30 is: 109,861.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,352.59 : 272,083.25 = 73,226.30 : x
  2. Step 2: Convert to fraction form
    181,352.59/272,083.25 = 73,226.30/x
  3. Step 3: Cross multiply
    181,352.59x = 272,083.25 × 73,226.30
  4. Step 4: Simplify right side
    181,352.59x = 19,923,648,512.12
  5. Step 5: Solve for x
    x = 19,923,648,512.12/181,352.59
  6. Step 6: Final answer
    x = 109,861.40

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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.