Home / 132,364.92-198,571.98-53,534.46

Finding the Fourth Proportional to 132,364.92, 198,571.98 and 53,534.46

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Solution

The fourth proportional to 132,364.92, 198,571.98 and 53,534.46 is: 80,311.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,364.92 : 198,571.98 = 53,534.46 : x
  2. Step 2: Convert to fraction form
    132,364.92/198,571.98 = 53,534.46/x
  3. Step 3: Cross multiply
    132,364.92x = 198,571.98 × 53,534.46
  4. Step 4: Simplify right side
    132,364.92x = 10,630,443,720.43
  5. Step 5: Solve for x
    x = 10,630,443,720.43/132,364.92
  6. Step 6: Final answer
    x = 80,311.64

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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.