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Finding the Third Proportional to 69,336 and 91,054.13

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Solution

The third proportional to 69,336 and 91,054.13 is: 119,575.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,336 : 91,054.13 = 91,054.13 : x
  2. Step 2: Convert to fraction form
    69,336/91,054.13 = 91,054.13/x
  3. Step 3: Cross multiply
    69,336x = 91,054.13 × 91,054.13
  4. Step 4: Simplify right side
    69,336x = 8,290,853,679.52
  5. Step 5: Solve for x
    x = 8,290,853,679.52/69,336
  6. Step 6: Final answer
    x = 119,575.02

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Why These Related Problems?

These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.