Home / 97,408.17-146,112.26-79,693.47

Finding the Fourth Proportional to 97,408.17, 146,112.26 and 79,693.47

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Solution

The fourth proportional to 97,408.17, 146,112.26 and 79,693.47 is: 119,540.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,408.17 : 146,112.26 = 79,693.47 : x
  2. Step 2: Convert to fraction form
    97,408.17/146,112.26 = 79,693.47/x
  3. Step 3: Cross multiply
    97,408.17x = 146,112.26 × 79,693.47
  4. Step 4: Simplify right side
    97,408.17x = 11,644,192,610.47
  5. Step 5: Solve for x
    x = 11,644,192,610.47/97,408.17
  6. Step 6: Final answer
    x = 119,540.21

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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.