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Finding the Third Proportional to 106,438 and 160,101.50

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Solution

The third proportional to 106,438 and 160,101.50 is: 240,820.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,438 : 160,101.50 = 160,101.50 : x
  2. Step 2: Convert to fraction form
    106,438/160,101.50 = 160,101.50/x
  3. Step 3: Cross multiply
    106,438x = 160,101.50 × 160,101.50
  4. Step 4: Simplify right side
    106,438x = 25,632,490,302.25
  5. Step 5: Solve for x
    x = 25,632,490,302.25/106,438
  6. Step 6: Final answer
    x = 240,820.86

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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.