Home / 40,939.20-61,360.20-17,246.70

Finding the Fourth Proportional to 40,939.20, 61,360.20 and 17,246.70

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Solution

The fourth proportional to 40,939.20, 61,360.20 and 17,246.70 is: 25,849.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,939.20 : 61,360.20 = 17,246.70 : x
  2. Step 2: Convert to fraction form
    40,939.20/61,360.20 = 17,246.70/x
  3. Step 3: Cross multiply
    40,939.20x = 61,360.20 × 17,246.70
  4. Step 4: Simplify right side
    40,939.20x = 1,058,260,961.34
  5. Step 5: Solve for x
    x = 1,058,260,961.34/40,939.20
  6. Step 6: Final answer
    x = 25,849.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.