Home / 40,067.40-55,275.64-24,142.80

Finding the Fourth Proportional to 40,067.40, 55,275.64 and 24,142.80

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Solution

The fourth proportional to 40,067.40, 55,275.64 and 24,142.80 is: 33,306.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,067.40 : 55,275.64 = 24,142.80 : x
  2. Step 2: Convert to fraction form
    40,067.40/55,275.64 = 24,142.80/x
  3. Step 3: Cross multiply
    40,067.40x = 55,275.64 × 24,142.80
  4. Step 4: Simplify right side
    40,067.40x = 1,334,508,661.04
  5. Step 5: Solve for x
    x = 1,334,508,661.04/40,067.40
  6. Step 6: Final answer
    x = 33,306.59

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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.