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Finding the Third Proportional to 75,279.38 and 110,840.06

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Solution

The third proportional to 75,279.38 and 110,840.06 is: 163,199.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,279.38 : 110,840.06 = 110,840.06 : x
  2. Step 2: Convert to fraction form
    75,279.38/110,840.06 = 110,840.06/x
  3. Step 3: Cross multiply
    75,279.38x = 110,840.06 × 110,840.06
  4. Step 4: Simplify right side
    75,279.38x = 12,285,519,455.00
  5. Step 5: Solve for x
    x = 12,285,519,455.00/75,279.38
  6. Step 6: Final answer
    x = 163,199.01

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.