Home / 69,936.25-96,512.03-38,105.15

Finding the Fourth Proportional to 69,936.25, 96,512.03 and 38,105.15

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Solution

The fourth proportional to 69,936.25, 96,512.03 and 38,105.15 is: 52,585.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,936.25 : 96,512.03 = 38,105.15 : x
  2. Step 2: Convert to fraction form
    69,936.25/96,512.03 = 38,105.15/x
  3. Step 3: Cross multiply
    69,936.25x = 96,512.03 × 38,105.15
  4. Step 4: Simplify right side
    69,936.25x = 3,677,605,379.95
  5. Step 5: Solve for x
    x = 3,677,605,379.95/69,936.25
  6. Step 6: Final answer
    x = 52,585.11

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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.