Home / 40,176.44-55,442.59-22,271.29

Finding the Fourth Proportional to 40,176.44, 55,442.59 and 22,271.29

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Solution

The fourth proportional to 40,176.44, 55,442.59 and 22,271.29 is: 30,733.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.44 : 55,442.59 = 22,271.29 : x
  2. Step 2: Convert to fraction form
    40,176.44/55,442.59 = 22,271.29/x
  3. Step 3: Cross multiply
    40,176.44x = 55,442.59 × 22,271.29
  4. Step 4: Simplify right side
    40,176.44x = 1,234,778,000.24
  5. Step 5: Solve for x
    x = 1,234,778,000.24/40,176.44
  6. Step 6: Final answer
    x = 30,733.88

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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.