Home / 108,884.43-150,235.92-61,134.57

Finding the Fourth Proportional to 108,884.43, 150,235.92 and 61,134.57

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Solution

The fourth proportional to 108,884.43, 150,235.92 and 61,134.57 is: 84,351.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,884.43 : 150,235.92 = 61,134.57 : x
  2. Step 2: Convert to fraction form
    108,884.43/150,235.92 = 61,134.57/x
  3. Step 3: Cross multiply
    108,884.43x = 150,235.92 × 61,134.57
  4. Step 4: Simplify right side
    108,884.43x = 9,184,608,367.75
  5. Step 5: Solve for x
    x = 9,184,608,367.75/108,884.43
  6. Step 6: Final answer
    x = 84,351.90

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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.