Home / 40,191.19-55,466.97-22,289.69

Finding the Fourth Proportional to 40,191.19, 55,466.97 and 22,289.69

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Solution

The fourth proportional to 40,191.19, 55,466.97 and 22,289.69 is: 30,761.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,191.19 : 55,466.97 = 22,289.69 : x
  2. Step 2: Convert to fraction form
    40,191.19/55,466.97 = 22,289.69/x
  3. Step 3: Cross multiply
    40,191.19x = 55,466.97 × 22,289.69
  4. Step 4: Simplify right side
    40,191.19x = 1,236,341,566.54
  5. Step 5: Solve for x
    x = 1,236,341,566.54/40,191.19
  6. Step 6: Final answer
    x = 30,761.51

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Double scale
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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.