Home / 54,689.26-75,471.18-29,538.76

Finding the Fourth Proportional to 54,689.26, 75,471.18 and 29,538.76

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Solution

The fourth proportional to 54,689.26, 75,471.18 and 29,538.76 is: 40,763.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,689.26 : 75,471.18 = 29,538.76 : x
  2. Step 2: Convert to fraction form
    54,689.26/75,471.18 = 29,538.76/x
  3. Step 3: Cross multiply
    54,689.26x = 75,471.18 × 29,538.76
  4. Step 4: Simplify right side
    54,689.26x = 2,229,325,072.94
  5. Step 5: Solve for x
    x = 2,229,325,072.94/54,689.26
  6. Step 6: Final answer
    x = 40,763.49

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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.