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Finding the Third Proportional to 76,304.81 and 112,251.19

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Solution

The third proportional to 76,304.81 and 112,251.19 is: 165,131.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,304.81 : 112,251.19 = 112,251.19 : x
  2. Step 2: Convert to fraction form
    76,304.81/112,251.19 = 112,251.19/x
  3. Step 3: Cross multiply
    76,304.81x = 112,251.19 × 112,251.19
  4. Step 4: Simplify right side
    76,304.81x = 12,600,329,095.16
  5. Step 5: Solve for x
    x = 12,600,329,095.16/76,304.81
  6. Step 6: Final answer
    x = 165,131.51

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.