Home / 54,690.26-75,472.56-29,539.76

Finding the Fourth Proportional to 54,690.26, 75,472.56 and 29,539.76

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Solution

The fourth proportional to 54,690.26, 75,472.56 and 29,539.76 is: 40,764.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,690.26 : 75,472.56 = 29,539.76 : x
  2. Step 2: Convert to fraction form
    54,690.26/75,472.56 = 29,539.76/x
  3. Step 3: Cross multiply
    54,690.26x = 75,472.56 × 29,539.76
  4. Step 4: Simplify right side
    54,690.26x = 2,229,441,308.99
  5. Step 5: Solve for x
    x = 2,229,441,308.99/54,690.26
  6. Step 6: Final answer
    x = 40,764.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.