Home / 59,112.10-81,556.92-38,961.74

Finding the Fourth Proportional to 59,112.10, 81,556.92 and 38,961.74

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Solution

The fourth proportional to 59,112.10, 81,556.92 and 38,961.74 is: 53,755.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,112.10 : 81,556.92 = 38,961.74 : x
  2. Step 2: Convert to fraction form
    59,112.10/81,556.92 = 38,961.74/x
  3. Step 3: Cross multiply
    59,112.10x = 81,556.92 × 38,961.74
  4. Step 4: Simplify right side
    59,112.10x = 3,177,599,512.24
  5. Step 5: Solve for x
    x = 3,177,599,512.24/59,112.10
  6. Step 6: Final answer
    x = 53,755.48

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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.