Home / 40,115.92-55,374.51-23,348.92

Finding the Fourth Proportional to 40,115.92, 55,374.51 and 23,348.92

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Solution

The fourth proportional to 40,115.92, 55,374.51 and 23,348.92 is: 32,229.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,115.92 : 55,374.51 = 23,348.92 : x
  2. Step 2: Convert to fraction form
    40,115.92/55,374.51 = 23,348.92/x
  3. Step 3: Cross multiply
    40,115.92x = 55,374.51 × 23,348.92
  4. Step 4: Simplify right side
    40,115.92x = 1,292,935,004.03
  5. Step 5: Solve for x
    x = 1,292,935,004.03/40,115.92
  6. Step 6: Final answer
    x = 32,229.97

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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.