Home / 111,619.24-167,432.10-49,294.60

Finding the Fourth Proportional to 111,619.24, 167,432.10 and 49,294.60

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Solution

The fourth proportional to 111,619.24, 167,432.10 and 49,294.60 is: 73,943.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,619.24 : 167,432.10 = 49,294.60 : x
  2. Step 2: Convert to fraction form
    111,619.24/167,432.10 = 49,294.60/x
  3. Step 3: Cross multiply
    111,619.24x = 167,432.10 × 49,294.60
  4. Step 4: Simplify right side
    111,619.24x = 8,253,498,396.66
  5. Step 5: Solve for x
    x = 8,253,498,396.66/111,619.24
  6. Step 6: Final answer
    x = 73,943.33

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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.