Home / 68,239.38-94,170.12-38,024.48

Finding the Fourth Proportional to 68,239.38, 94,170.12 and 38,024.48

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Solution

The fourth proportional to 68,239.38, 94,170.12 and 38,024.48 is: 52,473.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,239.38 : 94,170.12 = 38,024.48 : x
  2. Step 2: Convert to fraction form
    68,239.38/94,170.12 = 38,024.48/x
  3. Step 3: Cross multiply
    68,239.38x = 94,170.12 × 38,024.48
  4. Step 4: Simplify right side
    68,239.38x = 3,580,769,844.54
  5. Step 5: Solve for x
    x = 3,580,769,844.54/68,239.38
  6. Step 6: Final answer
    x = 52,473.66

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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.