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Finding the Third Proportional to 74,737 and 112,184

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Solution

The third proportional to 74,737 and 112,184 is: 168,393.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,737 : 112,184 = 112,184 : x
  2. Step 2: Convert to fraction form
    74,737/112,184 = 112,184/x
  3. Step 3: Cross multiply
    74,737x = 112,184 × 112,184
  4. Step 4: Simplify right side
    74,737x = 12,585,249,856
  5. Step 5: Solve for x
    x = 12,585,249,856/74,737
  6. Step 6: Final answer
    x = 168,393.83

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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.