Home / 165,605.20-228,531.56-96,706.50

Finding the Fourth Proportional to 165,605.20, 228,531.56 and 96,706.50

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Solution

The fourth proportional to 165,605.20, 228,531.56 and 96,706.50 is: 133,452.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,605.20 : 228,531.56 = 96,706.50 : x
  2. Step 2: Convert to fraction form
    165,605.20/228,531.56 = 96,706.50/x
  3. Step 3: Cross multiply
    165,605.20x = 228,531.56 × 96,706.50
  4. Step 4: Simplify right side
    165,605.20x = 22,100,487,307.14
  5. Step 5: Solve for x
    x = 22,100,487,307.14/165,605.20
  6. Step 6: Final answer
    x = 133,452.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.