Home / 111,956.10-167,930.55-37,079.70

Finding the Fourth Proportional to 111,956.10, 167,930.55 and 37,079.70

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Solution

The fourth proportional to 111,956.10, 167,930.55 and 37,079.70 is: 55,618.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,956.10 : 167,930.55 = 37,079.70 : x
  2. Step 2: Convert to fraction form
    111,956.10/167,930.55 = 37,079.70/x
  3. Step 3: Cross multiply
    111,956.10x = 167,930.55 × 37,079.70
  4. Step 4: Simplify right side
    111,956.10x = 6,226,814,414.84
  5. Step 5: Solve for x
    x = 6,226,814,414.84/111,956.10
  6. Step 6: Final answer
    x = 55,618.36

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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.