Home / 82,761.92-124,144.04-23,597.60

Finding the Fourth Proportional to 82,761.92, 124,144.04 and 23,597.60

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Solution

The fourth proportional to 82,761.92, 124,144.04 and 23,597.60 is: 35,396.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,761.92 : 124,144.04 = 23,597.60 : x
  2. Step 2: Convert to fraction form
    82,761.92/124,144.04 = 23,597.60/x
  3. Step 3: Cross multiply
    82,761.92x = 124,144.04 × 23,597.60
  4. Step 4: Simplify right side
    82,761.92x = 2,929,500,659.60
  5. Step 5: Solve for x
    x = 2,929,500,659.60/82,761.92
  6. Step 6: Final answer
    x = 35,396.72

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1.5x scale

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.