Home / 179,091.81-247,126.14-98,511.80

Finding the Fourth Proportional to 179,091.81, 247,126.14 and 98,511.80

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Solution

The fourth proportional to 179,091.81, 247,126.14 and 98,511.80 is: 135,934.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,091.81 : 247,126.14 = 98,511.80 : x
  2. Step 2: Convert to fraction form
    179,091.81/247,126.14 = 98,511.80/x
  3. Step 3: Cross multiply
    179,091.81x = 247,126.14 × 98,511.80
  4. Step 4: Simplify right side
    179,091.81x = 24,344,839,642.82
  5. Step 5: Solve for x
    x = 24,344,839,642.82/179,091.81
  6. Step 6: Final answer
    x = 135,934.97

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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.