Home / 69,195.06-95,491.17-38,980.71

Finding the Fourth Proportional to 69,195.06, 95,491.17 and 38,980.71

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Solution

The fourth proportional to 69,195.06, 95,491.17 and 38,980.71 is: 53,794.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,195.06 : 95,491.17 = 38,980.71 : x
  2. Step 2: Convert to fraction form
    69,195.06/95,491.17 = 38,980.71/x
  3. Step 3: Cross multiply
    69,195.06x = 95,491.17 × 38,980.71
  4. Step 4: Simplify right side
    69,195.06x = 3,722,313,605.33
  5. Step 5: Solve for x
    x = 3,722,313,605.33/69,195.06
  6. Step 6: Final answer
    x = 53,794.50

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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.