Home / 127,806.54-191,708.73-33,028.58

Finding the Fourth Proportional to 127,806.54, 191,708.73 and 33,028.58

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Solution

The fourth proportional to 127,806.54, 191,708.73 and 33,028.58 is: 49,542.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,806.54 : 191,708.73 = 33,028.58 : x
  2. Step 2: Convert to fraction form
    127,806.54/191,708.73 = 33,028.58/x
  3. Step 3: Cross multiply
    127,806.54x = 191,708.73 × 33,028.58
  4. Step 4: Simplify right side
    127,806.54x = 6,331,866,166.96
  5. Step 5: Solve for x
    x = 6,331,866,166.96/127,806.54
  6. Step 6: Final answer
    x = 49,542.58

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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.