Home / 40,137.43-55,337.13-34,532.38

Finding the Fourth Proportional to 40,137.43, 55,337.13 and 34,532.38

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Solution

The fourth proportional to 40,137.43, 55,337.13 and 34,532.38 is: 47,609.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,137.43 : 55,337.13 = 34,532.38 : x
  2. Step 2: Convert to fraction form
    40,137.43/55,337.13 = 34,532.38/x
  3. Step 3: Cross multiply
    40,137.43x = 55,337.13 × 34,532.38
  4. Step 4: Simplify right side
    40,137.43x = 1,910,922,524.58
  5. Step 5: Solve for x
    x = 1,910,922,524.58/40,137.43
  6. Step 6: Final answer
    x = 47,609.49

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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.