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Finding the Fourth Proportional to 54,472.17, 75,179.16 and 30,600.66

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Solution

The fourth proportional to 54,472.17, 75,179.16 and 30,600.66 is: 42,233.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,472.17 : 75,179.16 = 30,600.66 : x
  2. Step 2: Convert to fraction form
    54,472.17/75,179.16 = 30,600.66/x
  3. Step 3: Cross multiply
    54,472.17x = 75,179.16 × 30,600.66
  4. Step 4: Simplify right side
    54,472.17x = 2,300,531,914.25
  5. Step 5: Solve for x
    x = 2,300,531,914.25/54,472.17
  6. Step 6: Final answer
    x = 42,233.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.