Home / 54,722.88-75,517.92-29,572.32

Finding the Fourth Proportional to 54,722.88, 75,517.92 and 29,572.32

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Solution

The fourth proportional to 54,722.88, 75,517.92 and 29,572.32 is: 40,809.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,722.88 : 75,517.92 = 29,572.32 : x
  2. Step 2: Convert to fraction form
    54,722.88/75,517.92 = 29,572.32/x
  3. Step 3: Cross multiply
    54,722.88x = 75,517.92 × 29,572.32
  4. Step 4: Simplify right side
    54,722.88x = 2,233,240,095.97
  5. Step 5: Solve for x
    x = 2,233,240,095.97/54,722.88
  6. Step 6: Final answer
    x = 40,809.99

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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.