Home / 132,183.94-198,113.50-52,141.56

Finding the Fourth Proportional to 132,183.94, 198,113.50 and 52,141.56

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Solution

The fourth proportional to 132,183.94, 198,113.50 and 52,141.56 is: 78,148.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,183.94 : 198,113.50 = 52,141.56 : x
  2. Step 2: Convert to fraction form
    132,183.94/198,113.50 = 52,141.56/x
  3. Step 3: Cross multiply
    132,183.94x = 198,113.50 × 52,141.56
  4. Step 4: Simplify right side
    132,183.94x = 10,329,946,947.06
  5. Step 5: Solve for x
    x = 10,329,946,947.06/132,183.94
  6. Step 6: Final answer
    x = 78,148.28

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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.