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Finding the Third Proportional to 64,204.75 and 99,804

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Solution

The third proportional to 64,204.75 and 99,804 is: 155,141.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,204.75 : 99,804 = 99,804 : x
  2. Step 2: Convert to fraction form
    64,204.75/99,804 = 99,804/x
  3. Step 3: Cross multiply
    64,204.75x = 99,804 × 99,804
  4. Step 4: Simplify right side
    64,204.75x = 9,960,838,416
  5. Step 5: Solve for x
    x = 9,960,838,416/64,204.75
  6. Step 6: Final answer
    x = 155,141.77

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.