Home / 92,001.74-138,003.08-27,960.48

Finding the Fourth Proportional to 92,001.74, 138,003.08 and 27,960.48

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Solution

The fourth proportional to 92,001.74, 138,003.08 and 27,960.48 is: 41,940.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,001.74 : 138,003.08 = 27,960.48 : x
  2. Step 2: Convert to fraction form
    92,001.74/138,003.08 = 27,960.48/x
  3. Step 3: Cross multiply
    92,001.74x = 138,003.08 × 27,960.48
  4. Step 4: Simplify right side
    92,001.74x = 3,858,632,218.48
  5. Step 5: Solve for x
    x = 3,858,632,218.48/92,001.74
  6. Step 6: Final answer
    x = 41,940.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.