Home / 69,168.82-95,454.72-38,955.28

Finding the Fourth Proportional to 69,168.82, 95,454.72 and 38,955.28

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Solution

The fourth proportional to 69,168.82, 95,454.72 and 38,955.28 is: 53,759.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,168.82 : 95,454.72 = 38,955.28 : x
  2. Step 2: Convert to fraction form
    69,168.82/95,454.72 = 38,955.28/x
  3. Step 3: Cross multiply
    69,168.82x = 95,454.72 × 38,955.28
  4. Step 4: Simplify right side
    69,168.82x = 3,718,465,344.92
  5. Step 5: Solve for x
    x = 3,718,465,344.92/69,168.82
  6. Step 6: Final answer
    x = 53,759.27

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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.