Home / 54,722.90-75,517.44-29,572.40

Finding the Fourth Proportional to 54,722.90, 75,517.44 and 29,572.40

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Solution

The fourth proportional to 54,722.90, 75,517.44 and 29,572.40 is: 40,809.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,722.90 : 75,517.44 = 29,572.40 : x
  2. Step 2: Convert to fraction form
    54,722.90/75,517.44 = 29,572.40/x
  3. Step 3: Cross multiply
    54,722.90x = 75,517.44 × 29,572.40
  4. Step 4: Simplify right side
    54,722.90x = 2,233,231,942.66
  5. Step 5: Solve for x
    x = 2,233,231,942.66/54,722.90
  6. Step 6: Final answer
    x = 40,809.82

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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.