Home / 54,526.10-81,789.19-17,089.13

Finding the Fourth Proportional to 54,526.10, 81,789.19 and 17,089.13

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Solution

The fourth proportional to 54,526.10, 81,789.19 and 17,089.13 is: 25,633.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,526.10 : 81,789.19 = 17,089.13 : x
  2. Step 2: Convert to fraction form
    54,526.10/81,789.19 = 17,089.13/x
  3. Step 3: Cross multiply
    54,526.10x = 81,789.19 × 17,089.13
  4. Step 4: Simplify right side
    54,526.10x = 1,397,705,790.17
  5. Step 5: Solve for x
    x = 1,397,705,790.17/54,526.10
  6. Step 6: Final answer
    x = 25,633.70

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1.5x scale

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.