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Finding the Fourth Proportional to 181,701.31, 272,531.31 and 48,593.20

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Solution

The fourth proportional to 181,701.31, 272,531.31 and 48,593.20 is: 72,884.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,701.31 : 272,531.31 = 48,593.20 : x
  2. Step 2: Convert to fraction form
    181,701.31/272,531.31 = 48,593.20/x
  3. Step 3: Cross multiply
    181,701.31x = 272,531.31 × 48,593.20
  4. Step 4: Simplify right side
    181,701.31x = 13,243,168,453.09
  5. Step 5: Solve for x
    x = 13,243,168,453.09/181,701.31
  6. Step 6: Final answer
    x = 72,884.28

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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.