Home / 82,868.55-124,280.10-22,882.68

Finding the Fourth Proportional to 82,868.55, 124,280.10 and 22,882.68

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Solution

The fourth proportional to 82,868.55, 124,280.10 and 22,882.68 is: 34,317.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,868.55 : 124,280.10 = 22,882.68 : x
  2. Step 2: Convert to fraction form
    82,868.55/124,280.10 = 22,882.68/x
  3. Step 3: Cross multiply
    82,868.55x = 124,280.10 × 22,882.68
  4. Step 4: Simplify right side
    82,868.55x = 2,843,861,758.67
  5. Step 5: Solve for x
    x = 2,843,861,758.67/82,868.55
  6. Step 6: Final answer
    x = 34,317.74

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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.