Home / 98,323.17-135,608.89-67,296.80

Finding the Fourth Proportional to 98,323.17, 135,608.89 and 67,296.80

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Solution

The fourth proportional to 98,323.17, 135,608.89 and 67,296.80 is: 92,816.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,323.17 : 135,608.89 = 67,296.80 : x
  2. Step 2: Convert to fraction form
    98,323.17/135,608.89 = 67,296.80/x
  3. Step 3: Cross multiply
    98,323.17x = 135,608.89 × 67,296.80
  4. Step 4: Simplify right side
    98,323.17x = 9,126,044,392.20
  5. Step 5: Solve for x
    x = 9,126,044,392.20/98,323.17
  6. Step 6: Final answer
    x = 92,816.83

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1.5x scale

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.