Home / 40,176.26-55,437.41-22,271.25

Finding the Fourth Proportional to 40,176.26, 55,437.41 and 22,271.25

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Solution

The fourth proportional to 40,176.26, 55,437.41 and 22,271.25 is: 30,731.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.26 : 55,437.41 = 22,271.25 : x
  2. Step 2: Convert to fraction form
    40,176.26/55,437.41 = 22,271.25/x
  3. Step 3: Cross multiply
    40,176.26x = 55,437.41 × 22,271.25
  4. Step 4: Simplify right side
    40,176.26x = 1,234,660,306.11
  5. Step 5: Solve for x
    x = 1,234,660,306.11/40,176.26
  6. Step 6: Final answer
    x = 30,731.09

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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.