Home / 55,340.37-83,067.05-40,505.22

Finding the Fourth Proportional to 55,340.37, 83,067.05 and 40,505.22

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Solution

The fourth proportional to 55,340.37, 83,067.05 and 40,505.22 is: 60,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,340.37 : 83,067.05 = 40,505.22 : x
  2. Step 2: Convert to fraction form
    55,340.37/83,067.05 = 40,505.22/x
  3. Step 3: Cross multiply
    55,340.37x = 83,067.05 × 40,505.22
  4. Step 4: Simplify right side
    55,340.37x = 3,364,649,236.26
  5. Step 5: Solve for x
    x = 3,364,649,236.26/55,340.37
  6. Step 6: Final answer
    x = 60,799.18

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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.