Home / 54,149.11-74,761.01-48,474.18

Finding the Fourth Proportional to 54,149.11, 74,761.01 and 48,474.18

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Solution

The fourth proportional to 54,149.11, 74,761.01 and 48,474.18 is: 66,925.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,149.11 : 74,761.01 = 48,474.18 : x
  2. Step 2: Convert to fraction form
    54,149.11/74,761.01 = 48,474.18/x
  3. Step 3: Cross multiply
    54,149.11x = 74,761.01 × 48,474.18
  4. Step 4: Simplify right side
    54,149.11x = 3,623,978,655.72
  5. Step 5: Solve for x
    x = 3,623,978,655.72/54,149.11
  6. Step 6: Final answer
    x = 66,925.91

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Why These Related Problems?

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