Home / 54,526.12-81,789.04-15,083.20

Finding the Fourth Proportional to 54,526.12, 81,789.04 and 15,083.20

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Solution

The fourth proportional to 54,526.12, 81,789.04 and 15,083.20 is: 22,624.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,526.12 : 81,789.04 = 15,083.20 : x
  2. Step 2: Convert to fraction form
    54,526.12/81,789.04 = 15,083.20/x
  3. Step 3: Cross multiply
    54,526.12x = 81,789.04 × 15,083.20
  4. Step 4: Simplify right side
    54,526.12x = 1,233,640,448.13
  5. Step 5: Solve for x
    x = 1,233,640,448.13/54,526.12
  6. Step 6: Final answer
    x = 22,624.76

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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.