Home / 68,799.12-103,203.48-27,246

Finding the Fourth Proportional to 68,799.12, 103,203.48 and 27,246

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Solution

The fourth proportional to 68,799.12, 103,203.48 and 27,246 is: 40,870.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,799.12 : 103,203.48 = 27,246 : x
  2. Step 2: Convert to fraction form
    68,799.12/103,203.48 = 27,246/x
  3. Step 3: Cross multiply
    68,799.12x = 103,203.48 × 27,246
  4. Step 4: Simplify right side
    68,799.12x = 2,811,882,016.08
  5. Step 5: Solve for x
    x = 2,811,882,016.08/68,799.12
  6. Step 6: Final answer
    x = 40,870.90

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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.