Home / 70,225.11-96,910.92-38,394.54

Finding the Fourth Proportional to 70,225.11, 96,910.92 and 38,394.54

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Solution

The fourth proportional to 70,225.11, 96,910.92 and 38,394.54 is: 52,984.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,225.11 : 96,910.92 = 38,394.54 : x
  2. Step 2: Convert to fraction form
    70,225.11/96,910.92 = 38,394.54/x
  3. Step 3: Cross multiply
    70,225.11x = 96,910.92 × 38,394.54
  4. Step 4: Simplify right side
    70,225.11x = 3,720,850,194.38
  5. Step 5: Solve for x
    x = 3,720,850,194.38/70,225.11
  6. Step 6: Final answer
    x = 52,984.61

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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.