Home / 108,297.18-162,435-33,397.02

Finding the Fourth Proportional to 108,297.18, 162,435 and 33,397.02

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Solution

The fourth proportional to 108,297.18, 162,435 and 33,397.02 is: 50,092.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,297.18 : 162,435 = 33,397.02 : x
  2. Step 2: Convert to fraction form
    108,297.18/162,435 = 33,397.02/x
  3. Step 3: Cross multiply
    108,297.18x = 162,435 × 33,397.02
  4. Step 4: Simplify right side
    108,297.18x = 5,424,844,943.70
  5. Step 5: Solve for x
    x = 5,424,844,943.70/108,297.18
  6. Step 6: Final answer
    x = 50,092.21

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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.