Home / 132,786.54-183,229.29-75,405.33

Finding the Fourth Proportional to 132,786.54, 183,229.29 and 75,405.33

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Solution

The fourth proportional to 132,786.54, 183,229.29 and 75,405.33 is: 104,050.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,786.54 : 183,229.29 = 75,405.33 : x
  2. Step 2: Convert to fraction form
    132,786.54/183,229.29 = 75,405.33/x
  3. Step 3: Cross multiply
    132,786.54x = 183,229.29 × 75,405.33
  4. Step 4: Simplify right side
    132,786.54x = 13,816,465,078.12
  5. Step 5: Solve for x
    x = 13,816,465,078.12/132,786.54
  6. Step 6: Final answer
    x = 104,050.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.