Home / 110,882.40-166,299.12-31,979.52

Finding the Fourth Proportional to 110,882.40, 166,299.12 and 31,979.52

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Solution

The fourth proportional to 110,882.40, 166,299.12 and 31,979.52 is: 47,962.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,882.40 : 166,299.12 = 31,979.52 : x
  2. Step 2: Convert to fraction form
    110,882.40/166,299.12 = 31,979.52/x
  3. Step 3: Cross multiply
    110,882.40x = 166,299.12 × 31,979.52
  4. Step 4: Simplify right side
    110,882.40x = 5,318,166,034.02
  5. Step 5: Solve for x
    x = 5,318,166,034.02/110,882.40
  6. Step 6: Final answer
    x = 47,962.22

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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.