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Finding the Fourth Proportional to 54,737.20, 75,538.07 and 33,220.77

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Solution

The fourth proportional to 54,737.20, 75,538.07 and 33,220.77 is: 45,845.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,737.20 : 75,538.07 = 33,220.77 : x
  2. Step 2: Convert to fraction form
    54,737.20/75,538.07 = 33,220.77/x
  3. Step 3: Cross multiply
    54,737.20x = 75,538.07 × 33,220.77
  4. Step 4: Simplify right side
    54,737.20x = 2,509,432,849.71
  5. Step 5: Solve for x
    x = 2,509,432,849.71/54,737.20
  6. Step 6: Final answer
    x = 45,845.11

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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.