Home / 110,667.70-166,001.55-102,114.10

Finding the Fourth Proportional to 110,667.70, 166,001.55 and 102,114.10

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Solution

The fourth proportional to 110,667.70, 166,001.55 and 102,114.10 is: 153,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,667.70 : 166,001.55 = 102,114.10 : x
  2. Step 2: Convert to fraction form
    110,667.70/166,001.55 = 102,114.10/x
  3. Step 3: Cross multiply
    110,667.70x = 166,001.55 × 102,114.10
  4. Step 4: Simplify right side
    110,667.70x = 16,951,098,876.86
  5. Step 5: Solve for x
    x = 16,951,098,876.86/110,667.70
  6. Step 6: Final answer
    x = 153,171.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.