Home / 108,847.16-150,198.76-61,091.20

Finding the Fourth Proportional to 108,847.16, 150,198.76 and 61,091.20

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Solution

The fourth proportional to 108,847.16, 150,198.76 and 61,091.20 is: 84,300.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,847.16 : 150,198.76 = 61,091.20 : x
  2. Step 2: Convert to fraction form
    108,847.16/150,198.76 = 61,091.20/x
  3. Step 3: Cross multiply
    108,847.16x = 150,198.76 × 61,091.20
  4. Step 4: Simplify right side
    108,847.16x = 9,175,822,486.91
  5. Step 5: Solve for x
    x = 9,175,822,486.91/108,847.16
  6. Step 6: Final answer
    x = 84,300.06

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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.