Home / 54,722.66-75,517.31-29,572.16

Finding the Fourth Proportional to 54,722.66, 75,517.31 and 29,572.16

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Solution

The fourth proportional to 54,722.66, 75,517.31 and 29,572.16 is: 40,809.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,722.66 : 75,517.31 = 29,572.16 : x
  2. Step 2: Convert to fraction form
    54,722.66/75,517.31 = 29,572.16/x
  3. Step 3: Cross multiply
    54,722.66x = 75,517.31 × 29,572.16
  4. Step 4: Simplify right side
    54,722.66x = 2,233,209,670.43
  5. Step 5: Solve for x
    x = 2,233,209,670.43/54,722.66
  6. Step 6: Final answer
    x = 40,809.60

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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.