Home / 40,171.74-55,367.77-26,718.94

Finding the Fourth Proportional to 40,171.74, 55,367.77 and 26,718.94

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Solution

The fourth proportional to 40,171.74, 55,367.77 and 26,718.94 is: 36,826.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,171.74 : 55,367.77 = 26,718.94 : x
  2. Step 2: Convert to fraction form
    40,171.74/55,367.77 = 26,718.94/x
  3. Step 3: Cross multiply
    40,171.74x = 55,367.77 × 26,718.94
  4. Step 4: Simplify right side
    40,171.74x = 1,479,368,124.56
  5. Step 5: Solve for x
    x = 1,479,368,124.56/40,171.74
  6. Step 6: Final answer
    x = 36,826.09

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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.