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Finding the Third Proportional to 87,394.88 and 134,955.94

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Solution

The third proportional to 87,394.88 and 134,955.94 is: 208,400.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,394.88 : 134,955.94 = 134,955.94 : x
  2. Step 2: Convert to fraction form
    87,394.88/134,955.94 = 134,955.94/x
  3. Step 3: Cross multiply
    87,394.88x = 134,955.94 × 134,955.94
  4. Step 4: Simplify right side
    87,394.88x = 18,213,105,066.50
  5. Step 5: Solve for x
    x = 18,213,105,066.50/87,394.88
  6. Step 6: Final answer
    x = 208,400.15

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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.