Home / 83,045.28-124,575.12-23,885.76

Finding the Fourth Proportional to 83,045.28, 124,575.12 and 23,885.76

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Solution

The fourth proportional to 83,045.28, 124,575.12 and 23,885.76 is: 35,830.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,045.28 : 124,575.12 = 23,885.76 : x
  2. Step 2: Convert to fraction form
    83,045.28/124,575.12 = 23,885.76/x
  3. Step 3: Cross multiply
    83,045.28x = 124,575.12 × 23,885.76
  4. Step 4: Simplify right side
    83,045.28x = 2,975,571,418.29
  5. Step 5: Solve for x
    x = 2,975,571,418.29/83,045.28
  6. Step 6: Final answer
    x = 35,830.71

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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.