Home / 68,983.40-95,195.85-38,358.38

Finding the Fourth Proportional to 68,983.40, 95,195.85 and 38,358.38

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Solution

The fourth proportional to 68,983.40, 95,195.85 and 38,358.38 is: 52,933.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,983.40 : 95,195.85 = 38,358.38 : x
  2. Step 2: Convert to fraction form
    68,983.40/95,195.85 = 38,358.38/x
  3. Step 3: Cross multiply
    68,983.40x = 95,195.85 × 38,358.38
  4. Step 4: Simplify right side
    68,983.40x = 3,651,558,588.72
  5. Step 5: Solve for x
    x = 3,651,558,588.72/68,983.40
  6. Step 6: Final answer
    x = 52,933.87

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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.