Home / 117,581.67-176,375.85-28,835.10

Finding the Fourth Proportional to 117,581.67, 176,375.85 and 28,835.10

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Solution

The fourth proportional to 117,581.67, 176,375.85 and 28,835.10 is: 43,253.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,581.67 : 176,375.85 = 28,835.10 : x
  2. Step 2: Convert to fraction form
    117,581.67/176,375.85 = 28,835.10/x
  3. Step 3: Cross multiply
    117,581.67x = 176,375.85 × 28,835.10
  4. Step 4: Simplify right side
    117,581.67x = 5,085,815,164.20
  5. Step 5: Solve for x
    x = 5,085,815,164.20/117,581.67
  6. Step 6: Final answer
    x = 43,253.47

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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.