Home / 69,359.46-95,716.38-39,146.04

Finding the Fourth Proportional to 69,359.46, 95,716.38 and 39,146.04

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Solution

The fourth proportional to 69,359.46, 95,716.38 and 39,146.04 is: 54,021.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,359.46 : 95,716.38 = 39,146.04 : x
  2. Step 2: Convert to fraction form
    69,359.46/95,716.38 = 39,146.04/x
  3. Step 3: Cross multiply
    69,359.46x = 95,716.38 × 39,146.04
  4. Step 4: Simplify right side
    69,359.46x = 3,746,917,240.14
  5. Step 5: Solve for x
    x = 3,746,917,240.14/69,359.46
  6. Step 6: Final answer
    x = 54,021.72

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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.