Home / 40,101.66-55,321.92-25,959.06

Finding the Fourth Proportional to 40,101.66, 55,321.92 and 25,959.06

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Solution

The fourth proportional to 40,101.66, 55,321.92 and 25,959.06 is: 35,811.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,101.66 : 55,321.92 = 25,959.06 : x
  2. Step 2: Convert to fraction form
    40,101.66/55,321.92 = 25,959.06/x
  3. Step 3: Cross multiply
    40,101.66x = 55,321.92 × 25,959.06
  4. Step 4: Simplify right side
    40,101.66x = 1,436,105,040.60
  5. Step 5: Solve for x
    x = 1,436,105,040.60/40,101.66
  6. Step 6: Final answer
    x = 35,811.61

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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.