Home / 40,503.06-60,739.92-17,131.32

Finding the Fourth Proportional to 40,503.06, 60,739.92 and 17,131.32

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Solution

The fourth proportional to 40,503.06, 60,739.92 and 17,131.32 is: 25,690.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,503.06 : 60,739.92 = 17,131.32 : x
  2. Step 2: Convert to fraction form
    40,503.06/60,739.92 = 17,131.32/x
  3. Step 3: Cross multiply
    40,503.06x = 60,739.92 × 17,131.32
  4. Step 4: Simplify right side
    40,503.06x = 1,040,555,006.29
  5. Step 5: Solve for x
    x = 1,040,555,006.29/40,503.06
  6. Step 6: Final answer
    x = 25,690.78

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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.