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Finding the Third Proportional to 77,253.75 and 99,052.88

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Solution

The third proportional to 77,253.75 and 99,052.88 is: 127,003.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,253.75 : 99,052.88 = 99,052.88 : x
  2. Step 2: Convert to fraction form
    77,253.75/99,052.88 = 99,052.88/x
  3. Step 3: Cross multiply
    77,253.75x = 99,052.88 × 99,052.88
  4. Step 4: Simplify right side
    77,253.75x = 9,811,472,045.77
  5. Step 5: Solve for x
    x = 9,811,472,045.77/77,253.75
  6. Step 6: Final answer
    x = 127,003.18

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Why These Related Problems?

These problems maintain the same ratio (1.28) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.