Home / 70,234.48-96,922.92-38,403.04

Finding the Fourth Proportional to 70,234.48, 96,922.92 and 38,403.04

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Solution

The fourth proportional to 70,234.48, 96,922.92 and 38,403.04 is: 52,995.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,234.48 : 96,922.92 = 38,403.04 : x
  2. Step 2: Convert to fraction form
    70,234.48/96,922.92 = 38,403.04/x
  3. Step 3: Cross multiply
    70,234.48x = 96,922.92 × 38,403.04
  4. Step 4: Simplify right side
    70,234.48x = 3,722,134,773.68
  5. Step 5: Solve for x
    x = 3,722,134,773.68/70,234.48
  6. Step 6: Final answer
    x = 52,995.83

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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.