Home / 54,617.26-81,925.92-15,174.40

Finding the Fourth Proportional to 54,617.26, 81,925.92 and 15,174.40

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Solution

The fourth proportional to 54,617.26, 81,925.92 and 15,174.40 is: 22,761.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,617.26 : 81,925.92 = 15,174.40 : x
  2. Step 2: Convert to fraction form
    54,617.26/81,925.92 = 15,174.40/x
  3. Step 3: Cross multiply
    54,617.26x = 81,925.92 × 15,174.40
  4. Step 4: Simplify right side
    54,617.26x = 1,243,176,680.45
  5. Step 5: Solve for x
    x = 1,243,176,680.45/54,617.26
  6. Step 6: Final answer
    x = 22,761.61

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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.