Home / 132,104.28-198,246.78-53,224.68

Finding the Fourth Proportional to 132,104.28, 198,246.78 and 53,224.68

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Solution

The fourth proportional to 132,104.28, 198,246.78 and 53,224.68 is: 79,873.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,104.28 : 198,246.78 = 53,224.68 : x
  2. Step 2: Convert to fraction form
    132,104.28/198,246.78 = 53,224.68/x
  3. Step 3: Cross multiply
    132,104.28x = 198,246.78 × 53,224.68
  4. Step 4: Simplify right side
    132,104.28x = 10,551,621,426.53
  5. Step 5: Solve for x
    x = 10,551,621,426.53/132,104.28
  6. Step 6: Final answer
    x = 79,873.43

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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.