Home / 74,747.30-112,139.90-24,827.66

Finding the Fourth Proportional to 74,747.30, 112,139.90 and 24,827.66

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Solution

The fourth proportional to 74,747.30, 112,139.90 and 24,827.66 is: 37,247.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,747.30 : 112,139.90 = 24,827.66 : x
  2. Step 2: Convert to fraction form
    74,747.30/112,139.90 = 24,827.66/x
  3. Step 3: Cross multiply
    74,747.30x = 112,139.90 × 24,827.66
  4. Step 4: Simplify right side
    74,747.30x = 2,784,170,624.80
  5. Step 5: Solve for x
    x = 2,784,170,624.80/74,747.30
  6. Step 6: Final answer
    x = 37,247.78

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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.