Home / 119,379.20-179,028.72-60,177.12

Finding the Fourth Proportional to 119,379.20, 179,028.72 and 60,177.12

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Solution

The fourth proportional to 119,379.20, 179,028.72 and 60,177.12 is: 90,245.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,379.20 : 179,028.72 = 60,177.12 : x
  2. Step 2: Convert to fraction form
    119,379.20/179,028.72 = 60,177.12/x
  3. Step 3: Cross multiply
    119,379.20x = 179,028.72 × 60,177.12
  4. Step 4: Simplify right side
    119,379.20x = 10,773,432,766.89
  5. Step 5: Solve for x
    x = 10,773,432,766.89/119,379.20
  6. Step 6: Final answer
    x = 90,245.48

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1.5x scale

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.