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Finding the Third Proportional to 63,402.75 and 94,905

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Solution

The third proportional to 63,402.75 and 94,905 is: 142,059.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,402.75 : 94,905 = 94,905 : x
  2. Step 2: Convert to fraction form
    63,402.75/94,905 = 94,905/x
  3. Step 3: Cross multiply
    63,402.75x = 94,905 × 94,905
  4. Step 4: Simplify right side
    63,402.75x = 9,006,959,025
  5. Step 5: Solve for x
    x = 9,006,959,025/63,402.75
  6. Step 6: Final answer
    x = 142,059.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.