Home / 132,768.28-199,153.80-106,282.63

Finding the Fourth Proportional to 132,768.28, 199,153.80 and 106,282.63

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Solution

The fourth proportional to 132,768.28, 199,153.80 and 106,282.63 is: 159,425.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,768.28 : 199,153.80 = 106,282.63 : x
  2. Step 2: Convert to fraction form
    132,768.28/199,153.80 = 106,282.63/x
  3. Step 3: Cross multiply
    132,768.28x = 199,153.80 × 106,282.63
  4. Step 4: Simplify right side
    132,768.28x = 21,166,589,588.52
  5. Step 5: Solve for x
    x = 21,166,589,588.52/132,768.28
  6. Step 6: Final answer
    x = 159,425.05

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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.