Home / 68,983.64-103,494.56-27,459.80

Finding the Fourth Proportional to 68,983.64, 103,494.56 and 27,459.80

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Solution

The fourth proportional to 68,983.64, 103,494.56 and 27,459.80 is: 41,197.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,983.64 : 103,494.56 = 27,459.80 : x
  2. Step 2: Convert to fraction form
    68,983.64/103,494.56 = 27,459.80/x
  3. Step 3: Cross multiply
    68,983.64x = 103,494.56 × 27,459.80
  4. Step 4: Simplify right side
    68,983.64x = 2,841,939,918.69
  5. Step 5: Solve for x
    x = 2,841,939,918.69/68,983.64
  6. Step 6: Final answer
    x = 41,197.30

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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.