Home / 110,083.12-165,074.28-35,188.72

Finding the Fourth Proportional to 110,083.12, 165,074.28 and 35,188.72

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Solution

The fourth proportional to 110,083.12, 165,074.28 and 35,188.72 is: 52,766.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,083.12 : 165,074.28 = 35,188.72 : x
  2. Step 2: Convert to fraction form
    110,083.12/165,074.28 = 35,188.72/x
  3. Step 3: Cross multiply
    110,083.12x = 165,074.28 × 35,188.72
  4. Step 4: Simplify right side
    110,083.12x = 5,808,752,618.12
  5. Step 5: Solve for x
    x = 5,808,752,618.12/110,083.12
  6. Step 6: Final answer
    x = 52,766.97

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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.