Home / 132,119.62-198,249.99-61,999.54

Finding the Fourth Proportional to 132,119.62, 198,249.99 and 61,999.54

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Solution

The fourth proportional to 132,119.62, 198,249.99 and 61,999.54 is: 93,032.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,119.62 : 198,249.99 = 61,999.54 : x
  2. Step 2: Convert to fraction form
    132,119.62/198,249.99 = 61,999.54/x
  3. Step 3: Cross multiply
    132,119.62x = 198,249.99 × 61,999.54
  4. Step 4: Simplify right side
    132,119.62x = 12,291,408,185.00
  5. Step 5: Solve for x
    x = 12,291,408,185.00/132,119.62
  6. Step 6: Final answer
    x = 93,032.42

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1.5x scale

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.