Home / 74,573.17-111,793.42-27,179.35

Finding the Fourth Proportional to 74,573.17, 111,793.42 and 27,179.35

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Solution

The fourth proportional to 74,573.17, 111,793.42 and 27,179.35 is: 40,744.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,573.17 : 111,793.42 = 27,179.35 : x
  2. Step 2: Convert to fraction form
    74,573.17/111,793.42 = 27,179.35/x
  3. Step 3: Cross multiply
    74,573.17x = 111,793.42 × 27,179.35
  4. Step 4: Simplify right side
    74,573.17x = 3,038,472,489.88
  5. Step 5: Solve for x
    x = 3,038,472,489.88/74,573.17
  6. Step 6: Final answer
    x = 40,744.85

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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.