Home / 70,206.82-96,885.41-38,375.85

Finding the Fourth Proportional to 70,206.82, 96,885.41 and 38,375.85

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Solution

The fourth proportional to 70,206.82, 96,885.41 and 38,375.85 is: 52,958.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,206.82 : 96,885.41 = 38,375.85 : x
  2. Step 2: Convert to fraction form
    70,206.82/96,885.41 = 38,375.85/x
  3. Step 3: Cross multiply
    70,206.82x = 96,885.41 × 38,375.85
  4. Step 4: Simplify right side
    70,206.82x = 3,718,059,285.04
  5. Step 5: Solve for x
    x = 3,718,059,285.04/70,206.82
  6. Step 6: Final answer
    x = 52,958.66

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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.