Home / 68,519.97-102,788.19-24,137.55

Finding the Fourth Proportional to 68,519.97, 102,788.19 and 24,137.55

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Solution

The fourth proportional to 68,519.97, 102,788.19 and 24,137.55 is: 36,209.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,519.97 : 102,788.19 = 24,137.55 : x
  2. Step 2: Convert to fraction form
    68,519.97/102,788.19 = 24,137.55/x
  3. Step 3: Cross multiply
    68,519.97x = 102,788.19 × 24,137.55
  4. Step 4: Simplify right side
    68,519.97x = 2,481,055,075.53
  5. Step 5: Solve for x
    x = 2,481,055,075.53/68,519.97
  6. Step 6: Final answer
    x = 36,209.23

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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.