Home / 132,453.45-198,687.05-43,713.88

Finding the Fourth Proportional to 132,453.45, 198,687.05 and 43,713.88

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Solution

The fourth proportional to 132,453.45, 198,687.05 and 43,713.88 is: 65,573.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,453.45 : 198,687.05 = 43,713.88 : x
  2. Step 2: Convert to fraction form
    132,453.45/198,687.05 = 43,713.88/x
  3. Step 3: Cross multiply
    132,453.45x = 198,687.05 × 43,713.88
  4. Step 4: Simplify right side
    132,453.45x = 8,685,381,432.84
  5. Step 5: Solve for x
    x = 8,685,381,432.84/132,453.45
  6. Step 6: Final answer
    x = 65,573.08

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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.