Home / 180,375.14-270,587.28-75,169.50

Finding the Fourth Proportional to 180,375.14, 270,587.28 and 75,169.50

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Solution

The fourth proportional to 180,375.14, 270,587.28 and 75,169.50 is: 112,764.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,375.14 : 270,587.28 = 75,169.50 : x
  2. Step 2: Convert to fraction form
    180,375.14/270,587.28 = 75,169.50/x
  3. Step 3: Cross multiply
    180,375.14x = 270,587.28 × 75,169.50
  4. Step 4: Simplify right side
    180,375.14x = 20,339,910,543.96
  5. Step 5: Solve for x
    x = 20,339,910,543.96/180,375.14
  6. Step 6: Final answer
    x = 112,764.49

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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.