Home / 179,133.97-247,102.21-111,949.33

Finding the Fourth Proportional to 179,133.97, 247,102.21 and 111,949.33

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Solution

The fourth proportional to 179,133.97, 247,102.21 and 111,949.33 is: 154,425.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,133.97 : 247,102.21 = 111,949.33 : x
  2. Step 2: Convert to fraction form
    179,133.97/247,102.21 = 111,949.33/x
  3. Step 3: Cross multiply
    179,133.97x = 247,102.21 × 111,949.33
  4. Step 4: Simplify right side
    179,133.97x = 27,662,926,851.02
  5. Step 5: Solve for x
    x = 27,662,926,851.02/179,133.97
  6. Step 6: Final answer
    x = 154,425.91

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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.