Home / 54,515.68-81,773.30-14,534.59

Finding the Fourth Proportional to 54,515.68, 81,773.30 and 14,534.59

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Solution

The fourth proportional to 54,515.68, 81,773.30 and 14,534.59 is: 21,801.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,515.68 : 81,773.30 = 14,534.59 : x
  2. Step 2: Convert to fraction form
    54,515.68/81,773.30 = 14,534.59/x
  3. Step 3: Cross multiply
    54,515.68x = 81,773.30 × 14,534.59
  4. Step 4: Simplify right side
    54,515.68x = 1,188,541,291.92
  5. Step 5: Solve for x
    x = 1,188,541,291.92/54,515.68
  6. Step 6: Final answer
    x = 21,801.82

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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.