Home / 63,418.68-87,517.56-36,561.06

Finding the Fourth Proportional to 63,418.68, 87,517.56 and 36,561.06

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Solution

The fourth proportional to 63,418.68, 87,517.56 and 36,561.06 is: 50,454.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,418.68 : 87,517.56 = 36,561.06 : x
  2. Step 2: Convert to fraction form
    63,418.68/87,517.56 = 36,561.06/x
  3. Step 3: Cross multiply
    63,418.68x = 87,517.56 × 36,561.06
  4. Step 4: Simplify right side
    63,418.68x = 3,199,734,762.21
  5. Step 5: Solve for x
    x = 3,199,734,762.21/63,418.68
  6. Step 6: Final answer
    x = 50,454.14

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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.