Home / 97,494.05-146,906.54-80,114.04

Finding the Fourth Proportional to 97,494.05, 146,906.54 and 80,114.04

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Solution

The fourth proportional to 97,494.05, 146,906.54 and 80,114.04 is: 120,717.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,494.05 : 146,906.54 = 80,114.04 : x
  2. Step 2: Convert to fraction form
    97,494.05/146,906.54 = 80,114.04/x
  3. Step 3: Cross multiply
    97,494.05x = 146,906.54 × 80,114.04
  4. Step 4: Simplify right side
    97,494.05x = 11,769,275,741.60
  5. Step 5: Solve for x
    x = 11,769,275,741.60/97,494.05
  6. Step 6: Final answer
    x = 120,717.89

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.