Home / 27,175.60-40,761.57-7,452.50

Finding the Fourth Proportional to 27,175.60, 40,761.57 and 7,452.50

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Solution

The fourth proportional to 27,175.60, 40,761.57 and 7,452.50 is: 11,178.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,175.60 : 40,761.57 = 7,452.50 : x
  2. Step 2: Convert to fraction form
    27,175.60/40,761.57 = 7,452.50/x
  3. Step 3: Cross multiply
    27,175.60x = 40,761.57 × 7,452.50
  4. Step 4: Simplify right side
    27,175.60x = 303,775,600.43
  5. Step 5: Solve for x
    x = 303,775,600.43/27,175.60
  6. Step 6: Final answer
    x = 11,178.25

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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.