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Finding the Third Proportional to 88,258.50 and 135,038.25

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Solution

The third proportional to 88,258.50 and 135,038.25 is: 206,612.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,258.50 : 135,038.25 = 135,038.25 : x
  2. Step 2: Convert to fraction form
    88,258.50/135,038.25 = 135,038.25/x
  3. Step 3: Cross multiply
    88,258.50x = 135,038.25 × 135,038.25
  4. Step 4: Simplify right side
    88,258.50x = 18,235,328,963.06
  5. Step 5: Solve for x
    x = 18,235,328,963.06/88,258.50
  6. Step 6: Final answer
    x = 206,612.72

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.