Home / 54,261.55-81,379.23-14,818.87

Finding the Fourth Proportional to 54,261.55, 81,379.23 and 14,818.87

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Solution

The fourth proportional to 54,261.55, 81,379.23 and 14,818.87 is: 22,224.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,261.55 : 81,379.23 = 14,818.87 : x
  2. Step 2: Convert to fraction form
    54,261.55/81,379.23 = 14,818.87/x
  3. Step 3: Cross multiply
    54,261.55x = 81,379.23 × 14,818.87
  4. Step 4: Simplify right side
    54,261.55x = 1,205,948,230.07
  5. Step 5: Solve for x
    x = 1,205,948,230.07/54,261.55
  6. Step 6: Final answer
    x = 22,224.73

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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.