Home / 68,764.75-103,148.03-22,017.62

Finding the Fourth Proportional to 68,764.75, 103,148.03 and 22,017.62

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Solution

The fourth proportional to 68,764.75, 103,148.03 and 22,017.62 is: 33,026.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,764.75 : 103,148.03 = 22,017.62 : x
  2. Step 2: Convert to fraction form
    68,764.75/103,148.03 = 22,017.62/x
  3. Step 3: Cross multiply
    68,764.75x = 103,148.03 × 22,017.62
  4. Step 4: Simplify right side
    68,764.75x = 2,271,074,441.20
  5. Step 5: Solve for x
    x = 2,271,074,441.20/68,764.75
  6. Step 6: Final answer
    x = 33,026.73

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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.