Home / 106,177.77-159,101.37-39,600

Finding the Fourth Proportional to 106,177.77, 159,101.37 and 39,600

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Solution

The fourth proportional to 106,177.77, 159,101.37 and 39,600 is: 59,338.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,177.77 : 159,101.37 = 39,600 : x
  2. Step 2: Convert to fraction form
    106,177.77/159,101.37 = 39,600/x
  3. Step 3: Cross multiply
    106,177.77x = 159,101.37 × 39,600
  4. Step 4: Simplify right side
    106,177.77x = 6,300,414,252
  5. Step 5: Solve for x
    x = 6,300,414,252/106,177.77
  6. Step 6: Final answer
    x = 59,338.36

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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.