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Finding the Third Proportional to 62,878.78 and 95,130.70

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Solution

The third proportional to 62,878.78 and 95,130.70 is: 143,925.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,878.78 : 95,130.70 = 95,130.70 : x
  2. Step 2: Convert to fraction form
    62,878.78/95,130.70 = 95,130.70/x
  3. Step 3: Cross multiply
    62,878.78x = 95,130.70 × 95,130.70
  4. Step 4: Simplify right side
    62,878.78x = 9,049,850,677.06
  5. Step 5: Solve for x
    x = 9,049,850,677.06/62,878.78
  6. Step 6: Final answer
    x = 143,925.35

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.