Home / 71,150.46-106,760.28-33,665.87

Finding the Fourth Proportional to 71,150.46, 106,760.28 and 33,665.87

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Solution

The fourth proportional to 71,150.46, 106,760.28 and 33,665.87 is: 50,515.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,150.46 : 106,760.28 = 33,665.87 : x
  2. Step 2: Convert to fraction form
    71,150.46/106,760.28 = 33,665.87/x
  3. Step 3: Cross multiply
    71,150.46x = 106,760.28 × 33,665.87
  4. Step 4: Simplify right side
    71,150.46x = 3,594,178,387.19
  5. Step 5: Solve for x
    x = 3,594,178,387.19/71,150.46
  6. Step 6: Final answer
    x = 50,515.18

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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.