Home / 41,202.55-61,805.85-21,519.55

Finding the Fourth Proportional to 41,202.55, 61,805.85 and 21,519.55

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Solution

The fourth proportional to 41,202.55, 61,805.85 and 21,519.55 is: 32,280.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,202.55 : 61,805.85 = 21,519.55 : x
  2. Step 2: Convert to fraction form
    41,202.55/61,805.85 = 21,519.55/x
  3. Step 3: Cross multiply
    41,202.55x = 61,805.85 × 21,519.55
  4. Step 4: Simplify right side
    41,202.55x = 1,330,034,079.37
  5. Step 5: Solve for x
    x = 1,330,034,079.37/41,202.55
  6. Step 6: Final answer
    x = 32,280.38

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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.