Home / 70,747.17-106,107.21-27,470.11

Finding the Fourth Proportional to 70,747.17, 106,107.21 and 27,470.11

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Solution

The fourth proportional to 70,747.17, 106,107.21 and 27,470.11 is: 41,199.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,747.17 : 106,107.21 = 27,470.11 : x
  2. Step 2: Convert to fraction form
    70,747.17/106,107.21 = 27,470.11/x
  3. Step 3: Cross multiply
    70,747.17x = 106,107.21 × 27,470.11
  4. Step 4: Simplify right side
    70,747.17x = 2,914,776,199.96
  5. Step 5: Solve for x
    x = 2,914,776,199.96/70,747.17
  6. Step 6: Final answer
    x = 41,199.90

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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.