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Finding the Third Proportional to 68,545.13 and 99,901.13

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Solution

The third proportional to 68,545.13 and 99,901.13 is: 145,600.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,545.13 : 99,901.13 = 99,901.13 : x
  2. Step 2: Convert to fraction form
    68,545.13/99,901.13 = 99,901.13/x
  3. Step 3: Cross multiply
    68,545.13x = 99,901.13 × 99,901.13
  4. Step 4: Simplify right side
    68,545.13x = 9,980,234,776.27
  5. Step 5: Solve for x
    x = 9,980,234,776.27/68,545.13
  6. Step 6: Final answer
    x = 145,600.94

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.