Home / 120,052.65-180,191.97-60,930.75

Finding the Fourth Proportional to 120,052.65, 180,191.97 and 60,930.75

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Solution

The fourth proportional to 120,052.65, 180,191.97 and 60,930.75 is: 91,453.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,052.65 : 180,191.97 = 60,930.75 : x
  2. Step 2: Convert to fraction form
    120,052.65/180,191.97 = 60,930.75/x
  3. Step 3: Cross multiply
    120,052.65x = 180,191.97 × 60,930.75
  4. Step 4: Simplify right side
    120,052.65x = 10,979,231,876.08
  5. Step 5: Solve for x
    x = 10,979,231,876.08/120,052.65
  6. Step 6: Final answer
    x = 91,453.47

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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.