Home / 40,310.97-55,502.09-36,574.28

Finding the Fourth Proportional to 40,310.97, 55,502.09 and 36,574.28

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Solution

The fourth proportional to 40,310.97, 55,502.09 and 36,574.28 is: 50,357.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,310.97 : 55,502.09 = 36,574.28 : x
  2. Step 2: Convert to fraction form
    40,310.97/55,502.09 = 36,574.28/x
  3. Step 3: Cross multiply
    40,310.97x = 55,502.09 × 36,574.28
  4. Step 4: Simplify right side
    40,310.97x = 2,029,948,519.86
  5. Step 5: Solve for x
    x = 2,029,948,519.86/40,310.97
  6. Step 6: Final answer
    x = 50,357.22

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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.