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Finding the Fourth Proportional to 165,167.60, 231,701.20 and 165,167.60

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Solution

The fourth proportional to 165,167.60, 231,701.20 and 165,167.60 is: 231,701.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,167.60 : 231,701.20 = 165,167.60 : x
  2. Step 2: Convert to fraction form
    165,167.60/231,701.20 = 165,167.60/x
  3. Step 3: Cross multiply
    165,167.60x = 231,701.20 × 165,167.60
  4. Step 4: Simplify right side
    165,167.60x = 38,269,531,121.12
  5. Step 5: Solve for x
    x = 38,269,531,121.12/165,167.60
  6. Step 6: Final answer
    x = 231,701.20

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.