Home / 69,080.57-95,331.18-39,272.57

Finding the Fourth Proportional to 69,080.57, 95,331.18 and 39,272.57

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Solution

The fourth proportional to 69,080.57, 95,331.18 and 39,272.57 is: 54,196.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,080.57 : 95,331.18 = 39,272.57 : x
  2. Step 2: Convert to fraction form
    69,080.57/95,331.18 = 39,272.57/x
  3. Step 3: Cross multiply
    69,080.57x = 95,331.18 × 39,272.57
  4. Step 4: Simplify right side
    69,080.57x = 3,743,899,766.71
  5. Step 5: Solve for x
    x = 3,743,899,766.71/69,080.57
  6. Step 6: Final answer
    x = 54,196.14

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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.