Home / 40,176.38-55,442.52-22,271.24

Finding the Fourth Proportional to 40,176.38, 55,442.52 and 22,271.24

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Solution

The fourth proportional to 40,176.38, 55,442.52 and 22,271.24 is: 30,733.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.38 : 55,442.52 = 22,271.24 : x
  2. Step 2: Convert to fraction form
    40,176.38/55,442.52 = 22,271.24/x
  3. Step 3: Cross multiply
    40,176.38x = 55,442.52 × 22,271.24
  4. Step 4: Simplify right side
    40,176.38x = 1,234,773,669.12
  5. Step 5: Solve for x
    x = 1,234,773,669.12/40,176.38
  6. Step 6: Final answer
    x = 30,733.82

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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.