Home / 69,229.20-95,536.68-39,015

Finding the Fourth Proportional to 69,229.20, 95,536.68 and 39,015

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Solution

The fourth proportional to 69,229.20, 95,536.68 and 39,015 is: 53,840.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,229.20 : 95,536.68 = 39,015 : x
  2. Step 2: Convert to fraction form
    69,229.20/95,536.68 = 39,015/x
  3. Step 3: Cross multiply
    69,229.20x = 95,536.68 × 39,015
  4. Step 4: Simplify right side
    69,229.20x = 3,727,363,570.20
  5. Step 5: Solve for x
    x = 3,727,363,570.20/69,229.20
  6. Step 6: Final answer
    x = 53,840.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.