Home / 179,112.74-247,175.60-98,538.54

Finding the Fourth Proportional to 179,112.74, 247,175.60 and 98,538.54

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Solution

The fourth proportional to 179,112.74, 247,175.60 and 98,538.54 is: 135,983.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,112.74 : 247,175.60 = 98,538.54 : x
  2. Step 2: Convert to fraction form
    179,112.74/247,175.60 = 98,538.54/x
  3. Step 3: Cross multiply
    179,112.74x = 247,175.60 × 98,538.54
  4. Step 4: Simplify right side
    179,112.74x = 24,356,322,747.62
  5. Step 5: Solve for x
    x = 24,356,322,747.62/179,112.74
  6. Step 6: Final answer
    x = 135,983.20

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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.