Home / 108,198.27-162,315.90-33,316.92

Finding the Fourth Proportional to 108,198.27, 162,315.90 and 33,316.92

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Solution

The fourth proportional to 108,198.27, 162,315.90 and 33,316.92 is: 49,981.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,198.27 : 162,315.90 = 33,316.92 : x
  2. Step 2: Convert to fraction form
    108,198.27/162,315.90 = 33,316.92/x
  3. Step 3: Cross multiply
    108,198.27x = 162,315.90 × 33,316.92
  4. Step 4: Simplify right side
    108,198.27x = 5,407,865,855.03
  5. Step 5: Solve for x
    x = 5,407,865,855.03/108,198.27
  6. Step 6: Final answer
    x = 49,981.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.