Home / 54,535.70-81,805.38-15,089.52

Finding the Fourth Proportional to 54,535.70, 81,805.38 and 15,089.52

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Solution

The fourth proportional to 54,535.70, 81,805.38 and 15,089.52 is: 22,634.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,535.70 : 81,805.38 = 15,089.52 : x
  2. Step 2: Convert to fraction form
    54,535.70/81,805.38 = 15,089.52/x
  3. Step 3: Cross multiply
    54,535.70x = 81,805.38 × 15,089.52
  4. Step 4: Simplify right side
    54,535.70x = 1,234,403,917.62
  5. Step 5: Solve for x
    x = 1,234,403,917.62/54,535.70
  6. Step 6: Final answer
    x = 22,634.79

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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.