Home / 68,567.28-102,909.36-27,043.44

Finding the Fourth Proportional to 68,567.28, 102,909.36 and 27,043.44

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Solution

The fourth proportional to 68,567.28, 102,909.36 and 27,043.44 is: 40,588.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,567.28 : 102,909.36 = 27,043.44 : x
  2. Step 2: Convert to fraction form
    68,567.28/102,909.36 = 27,043.44/x
  3. Step 3: Cross multiply
    68,567.28x = 102,909.36 × 27,043.44
  4. Step 4: Simplify right side
    68,567.28x = 2,783,023,102.60
  5. Step 5: Solve for x
    x = 2,783,023,102.60/68,567.28
  6. Step 6: Final answer
    x = 40,588.21

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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.