Home / 68,372.63-94,358.96-38,163.83

Finding the Fourth Proportional to 68,372.63, 94,358.96 and 38,163.83

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Solution

The fourth proportional to 68,372.63, 94,358.96 and 38,163.83 is: 52,668.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,372.63 : 94,358.96 = 38,163.83 : x
  2. Step 2: Convert to fraction form
    68,372.63/94,358.96 = 38,163.83/x
  3. Step 3: Cross multiply
    68,372.63x = 94,358.96 × 38,163.83
  4. Step 4: Simplify right side
    68,372.63x = 3,601,098,645.80
  5. Step 5: Solve for x
    x = 3,601,098,645.80/68,372.63
  6. Step 6: Final answer
    x = 52,668.72

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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.