Home / 98,323.03-135,608.69-67,296.66

Finding the Fourth Proportional to 98,323.03, 135,608.69 and 67,296.66

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Solution

The fourth proportional to 98,323.03, 135,608.69 and 67,296.66 is: 92,816.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,323.03 : 135,608.69 = 67,296.66 : x
  2. Step 2: Convert to fraction form
    98,323.03/135,608.69 = 67,296.66/x
  3. Step 3: Cross multiply
    98,323.03x = 135,608.69 × 67,296.66
  4. Step 4: Simplify right side
    98,323.03x = 9,126,012,230.42
  5. Step 5: Solve for x
    x = 9,126,012,230.42/98,323.03
  6. Step 6: Final answer
    x = 92,816.63

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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.