Home / 74,639.43-111,958.98-24,719.61

Finding the Fourth Proportional to 74,639.43, 111,958.98 and 24,719.61

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Solution

The fourth proportional to 74,639.43, 111,958.98 and 24,719.61 is: 37,079.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,639.43 : 111,958.98 = 24,719.61 : x
  2. Step 2: Convert to fraction form
    74,639.43/111,958.98 = 24,719.61/x
  3. Step 3: Cross multiply
    74,639.43x = 111,958.98 × 24,719.61
  4. Step 4: Simplify right side
    74,639.43x = 2,767,582,321.60
  5. Step 5: Solve for x
    x = 2,767,582,321.60/74,639.43
  6. Step 6: Final answer
    x = 37,079.36

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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.