Home / 111,925.96-167,947.26-49,581.88

Finding the Fourth Proportional to 111,925.96, 167,947.26 and 49,581.88

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Solution

The fourth proportional to 111,925.96, 167,947.26 and 49,581.88 is: 74,398.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,925.96 : 167,947.26 = 49,581.88 : x
  2. Step 2: Convert to fraction form
    111,925.96/167,947.26 = 49,581.88/x
  3. Step 3: Cross multiply
    111,925.96x = 167,947.26 × 49,581.88
  4. Step 4: Simplify right side
    111,925.96x = 8,327,140,891.65
  5. Step 5: Solve for x
    x = 8,327,140,891.65/111,925.96
  6. Step 6: Final answer
    x = 74,398.66

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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.