Home / 132,110.75-198,172.78-37,347.73

Finding the Fourth Proportional to 132,110.75, 198,172.78 and 37,347.73

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Solution

The fourth proportional to 132,110.75, 198,172.78 and 37,347.73 is: 56,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,110.75 : 198,172.78 = 37,347.73 : x
  2. Step 2: Convert to fraction form
    132,110.75/198,172.78 = 37,347.73/x
  3. Step 3: Cross multiply
    132,110.75x = 198,172.78 × 37,347.73
  4. Step 4: Simplify right side
    132,110.75x = 7,401,302,891.99
  5. Step 5: Solve for x
    x = 7,401,302,891.99/132,110.75
  6. Step 6: Final answer
    x = 56,023.47

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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.