Home / 132,579.81-198,900.86-43,833.33

Finding the Fourth Proportional to 132,579.81, 198,900.86 and 43,833.33

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Solution

The fourth proportional to 132,579.81, 198,900.86 and 43,833.33 is: 65,760.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,579.81 : 198,900.86 = 43,833.33 : x
  2. Step 2: Convert to fraction form
    132,579.81/198,900.86 = 43,833.33/x
  3. Step 3: Cross multiply
    132,579.81x = 198,900.86 × 43,833.33
  4. Step 4: Simplify right side
    132,579.81x = 8,718,486,814.50
  5. Step 5: Solve for x
    x = 8,718,486,814.50/132,579.81
  6. Step 6: Final answer
    x = 65,760.29

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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.