Home / 43,724.74-65,600.95-15,644.18

Finding the Fourth Proportional to 43,724.74, 65,600.95 and 15,644.18

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Solution

The fourth proportional to 43,724.74, 65,600.95 and 15,644.18 is: 23,471.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,724.74 : 65,600.95 = 15,644.18 : x
  2. Step 2: Convert to fraction form
    43,724.74/65,600.95 = 15,644.18/x
  3. Step 3: Cross multiply
    43,724.74x = 65,600.95 × 15,644.18
  4. Step 4: Simplify right side
    43,724.74x = 1,026,273,069.97
  5. Step 5: Solve for x
    x = 1,026,273,069.97/43,724.74
  6. Step 6: Final answer
    x = 23,471.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.