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Finding the Third Proportional to 92,205.75 and 142,402.13

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Solution

The third proportional to 92,205.75 and 142,402.13 is: 219,925.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,205.75 : 142,402.13 = 142,402.13 : x
  2. Step 2: Convert to fraction form
    92,205.75/142,402.13 = 142,402.13/x
  3. Step 3: Cross multiply
    92,205.75x = 142,402.13 × 142,402.13
  4. Step 4: Simplify right side
    92,205.75x = 20,278,365,204.52
  5. Step 5: Solve for x
    x = 20,278,365,204.52/92,205.75
  6. Step 6: Final answer
    x = 219,925.17

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.