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Finding the Fourth Proportional to 54,432.40, 75,124.92 and 33,223.96

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Solution

The fourth proportional to 54,432.40, 75,124.92 and 33,223.96 is: 45,854.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,432.40 : 75,124.92 = 33,223.96 : x
  2. Step 2: Convert to fraction form
    54,432.40/75,124.92 = 33,223.96/x
  3. Step 3: Cross multiply
    54,432.40x = 75,124.92 × 33,223.96
  4. Step 4: Simplify right side
    54,432.40x = 2,495,947,337.08
  5. Step 5: Solve for x
    x = 2,495,947,337.08/54,432.40
  6. Step 6: Final answer
    x = 45,854.07

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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.