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Finding the Third Proportional to 108,258.75 and 155,941.88

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Solution

The third proportional to 108,258.75 and 155,941.88 is: 224,627.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,258.75 : 155,941.88 = 155,941.88 : x
  2. Step 2: Convert to fraction form
    108,258.75/155,941.88 = 155,941.88/x
  3. Step 3: Cross multiply
    108,258.75x = 155,941.88 × 155,941.88
  4. Step 4: Simplify right side
    108,258.75x = 24,317,868,378.52
  5. Step 5: Solve for x
    x = 24,317,868,378.52/108,258.75
  6. Step 6: Final answer
    x = 224,627.28

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Why These Related Problems?

These problems maintain the same ratio (1.44) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.