Home / 60,664.50-91,324.30-54,561.18

Finding the Fourth Proportional to 60,664.50, 91,324.30 and 54,561.18

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Solution

The fourth proportional to 60,664.50, 91,324.30 and 54,561.18 is: 82,136.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,664.50 : 91,324.30 = 54,561.18 : x
  2. Step 2: Convert to fraction form
    60,664.50/91,324.30 = 54,561.18/x
  3. Step 3: Cross multiply
    60,664.50x = 91,324.30 × 54,561.18
  4. Step 4: Simplify right side
    60,664.50x = 4,982,761,570.67
  5. Step 5: Solve for x
    x = 4,982,761,570.67/60,664.50
  6. Step 6: Final answer
    x = 82,136.37

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.