Home / 106,375.53-159,562.80-31,496.12

Finding the Fourth Proportional to 106,375.53, 159,562.80 and 31,496.12

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Solution

The fourth proportional to 106,375.53, 159,562.80 and 31,496.12 is: 47,244.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,375.53 : 159,562.80 = 31,496.12 : x
  2. Step 2: Convert to fraction form
    106,375.53/159,562.80 = 31,496.12/x
  3. Step 3: Cross multiply
    106,375.53x = 159,562.80 × 31,496.12
  4. Step 4: Simplify right side
    106,375.53x = 5,025,608,298.52
  5. Step 5: Solve for x
    x = 5,025,608,298.52/106,375.53
  6. Step 6: Final answer
    x = 47,244.03

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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.