Home / 70,767.22-106,151.89-18,175.54

Finding the Fourth Proportional to 70,767.22, 106,151.89 and 18,175.54

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Solution

The fourth proportional to 70,767.22, 106,151.89 and 18,175.54 is: 27,263.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,767.22 : 106,151.89 = 18,175.54 : x
  2. Step 2: Convert to fraction form
    70,767.22/106,151.89 = 18,175.54/x
  3. Step 3: Cross multiply
    70,767.22x = 106,151.89 × 18,175.54
  4. Step 4: Simplify right side
    70,767.22x = 1,929,367,680.11
  5. Step 5: Solve for x
    x = 1,929,367,680.11/70,767.22
  6. Step 6: Final answer
    x = 27,263.58

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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.