Home / 82,176.60-123,265.17-23,012.58

Finding the Fourth Proportional to 82,176.60, 123,265.17 and 23,012.58

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Solution

The fourth proportional to 82,176.60, 123,265.17 and 23,012.58 is: 34,518.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,176.60 : 123,265.17 = 23,012.58 : x
  2. Step 2: Convert to fraction form
    82,176.60/123,265.17 = 23,012.58/x
  3. Step 3: Cross multiply
    82,176.60x = 123,265.17 × 23,012.58
  4. Step 4: Simplify right side
    82,176.60x = 2,836,649,585.84
  5. Step 5: Solve for x
    x = 2,836,649,585.84/82,176.60
  6. Step 6: Final answer
    x = 34,518.95

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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.