Home / 54,722.50-75,517.05-29,572

Finding the Fourth Proportional to 54,722.50, 75,517.05 and 29,572

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Solution

The fourth proportional to 54,722.50, 75,517.05 and 29,572 is: 40,809.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,722.50 : 75,517.05 = 29,572 : x
  2. Step 2: Convert to fraction form
    54,722.50/75,517.05 = 29,572/x
  3. Step 3: Cross multiply
    54,722.50x = 75,517.05 × 29,572
  4. Step 4: Simplify right side
    54,722.50x = 2,233,190,202.60
  5. Step 5: Solve for x
    x = 2,233,190,202.60/54,722.50
  6. Step 6: Final answer
    x = 40,809.36

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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.