Home / 40,176.61-55,446.38-22,272.37

Finding the Fourth Proportional to 40,176.61, 55,446.38 and 22,272.37

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Solution

The fourth proportional to 40,176.61, 55,446.38 and 22,272.37 is: 30,737.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,176.61 : 55,446.38 = 22,272.37 : x
  2. Step 2: Convert to fraction form
    40,176.61/55,446.38 = 22,272.37/x
  3. Step 3: Cross multiply
    40,176.61x = 55,446.38 × 22,272.37
  4. Step 4: Simplify right side
    40,176.61x = 1,234,922,290.52
  5. Step 5: Solve for x
    x = 1,234,922,290.52/40,176.61
  6. Step 6: Final answer
    x = 30,737.34

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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.