Home / 40,489.05-55,863.68-26,149.49

Finding the Fourth Proportional to 40,489.05, 55,863.68 and 26,149.49

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Solution

The fourth proportional to 40,489.05, 55,863.68 and 26,149.49 is: 36,079.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,489.05 : 55,863.68 = 26,149.49 : x
  2. Step 2: Convert to fraction form
    40,489.05/55,863.68 = 26,149.49/x
  3. Step 3: Cross multiply
    40,489.05x = 55,863.68 × 26,149.49
  4. Step 4: Simplify right side
    40,489.05x = 1,460,806,331.46
  5. Step 5: Solve for x
    x = 1,460,806,331.46/40,489.05
  6. Step 6: Final answer
    x = 36,079.05

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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.