Home / 143,546.06-215,246.70-83,593.91

Finding the Fourth Proportional to 143,546.06, 215,246.70 and 83,593.91

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Solution

The fourth proportional to 143,546.06, 215,246.70 and 83,593.91 is: 125,348.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,546.06 : 215,246.70 = 83,593.91 : x
  2. Step 2: Convert to fraction form
    143,546.06/215,246.70 = 83,593.91/x
  3. Step 3: Cross multiply
    143,546.06x = 215,246.70 × 83,593.91
  4. Step 4: Simplify right side
    143,546.06x = 17,993,313,805.71
  5. Step 5: Solve for x
    x = 17,993,313,805.71/143,546.06
  6. Step 6: Final answer
    x = 125,348.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.