Home / 108,351.04-162,348.70-104,198.47

Finding the Fourth Proportional to 108,351.04, 162,348.70 and 104,198.47

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Solution

The fourth proportional to 108,351.04, 162,348.70 and 104,198.47 is: 156,126.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,351.04 : 162,348.70 = 104,198.47 : x
  2. Step 2: Convert to fraction form
    108,351.04/162,348.70 = 104,198.47/x
  3. Step 3: Cross multiply
    108,351.04x = 162,348.70 × 104,198.47
  4. Step 4: Simplify right side
    108,351.04x = 16,916,486,146.49
  5. Step 5: Solve for x
    x = 16,916,486,146.49/108,351.04
  6. Step 6: Final answer
    x = 156,126.66

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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.