Home / 68,795.12-103,197.48-27,242

Finding the Fourth Proportional to 68,795.12, 103,197.48 and 27,242

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Solution

The fourth proportional to 68,795.12, 103,197.48 and 27,242 is: 40,864.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,795.12 : 103,197.48 = 27,242 : x
  2. Step 2: Convert to fraction form
    68,795.12/103,197.48 = 27,242/x
  3. Step 3: Cross multiply
    68,795.12x = 103,197.48 × 27,242
  4. Step 4: Simplify right side
    68,795.12x = 2,811,305,750.16
  5. Step 5: Solve for x
    x = 2,811,305,750.16/68,795.12
  6. Step 6: Final answer
    x = 40,864.90

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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.