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Finding the Third Proportional to 103,848.75 and 161,281.13

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Solution

The third proportional to 103,848.75 and 161,281.13 is: 250,475.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,848.75 : 161,281.13 = 161,281.13 : x
  2. Step 2: Convert to fraction form
    103,848.75/161,281.13 = 161,281.13/x
  3. Step 3: Cross multiply
    103,848.75x = 161,281.13 × 161,281.13
  4. Step 4: Simplify right side
    103,848.75x = 26,011,601,281.27
  5. Step 5: Solve for x
    x = 26,011,601,281.27/103,848.75
  6. Step 6: Final answer
    x = 250,475.82

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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.