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Finding the Third Proportional to 75,237 and 99,875.25

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Solution

The third proportional to 75,237 and 99,875.25 is: 132,581.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,237 : 99,875.25 = 99,875.25 : x
  2. Step 2: Convert to fraction form
    75,237/99,875.25 = 99,875.25/x
  3. Step 3: Cross multiply
    75,237x = 99,875.25 × 99,875.25
  4. Step 4: Simplify right side
    75,237x = 9,975,065,562.56
  5. Step 5: Solve for x
    x = 9,975,065,562.56/75,237
  6. Step 6: Final answer
    x = 132,581.92

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Why These Related Problems?

These problems maintain the same ratio (1.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.