Home / 40,142.39-55,388.51-24,227.71

Finding the Fourth Proportional to 40,142.39, 55,388.51 and 24,227.71

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Solution

The fourth proportional to 40,142.39, 55,388.51 and 24,227.71 is: 33,429.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,142.39 : 55,388.51 = 24,227.71 : x
  2. Step 2: Convert to fraction form
    40,142.39/55,388.51 = 24,227.71/x
  3. Step 3: Cross multiply
    40,142.39x = 55,388.51 × 24,227.71
  4. Step 4: Simplify right side
    40,142.39x = 1,341,936,588.86
  5. Step 5: Solve for x
    x = 1,341,936,588.86/40,142.39
  6. Step 6: Final answer
    x = 33,429.42

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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.