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Finding the Third Proportional to 72,891.56 and 119,026.13

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Solution

The third proportional to 72,891.56 and 119,026.13 is: 194,360.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,891.56 : 119,026.13 = 119,026.13 : x
  2. Step 2: Convert to fraction form
    72,891.56/119,026.13 = 119,026.13/x
  3. Step 3: Cross multiply
    72,891.56x = 119,026.13 × 119,026.13
  4. Step 4: Simplify right side
    72,891.56x = 14,167,218,432.52
  5. Step 5: Solve for x
    x = 14,167,218,432.52/72,891.56
  6. Step 6: Final answer
    x = 194,360.20

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Why These Related Problems?

These problems maintain the same ratio (1.63) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.