Home / 111,474.60-167,288-44,919.92

Finding the Fourth Proportional to 111,474.60, 167,288 and 44,919.92

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Solution

The fourth proportional to 111,474.60, 167,288 and 44,919.92 is: 67,410.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,474.60 : 167,288 = 44,919.92 : x
  2. Step 2: Convert to fraction form
    111,474.60/167,288 = 44,919.92/x
  3. Step 3: Cross multiply
    111,474.60x = 167,288 × 44,919.92
  4. Step 4: Simplify right side
    111,474.60x = 7,514,563,576.96
  5. Step 5: Solve for x
    x = 7,514,563,576.96/111,474.60
  6. Step 6: Final answer
    x = 67,410.55

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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.