Home / 108,930.59-150,338.33-61,183.95

Finding the Fourth Proportional to 108,930.59, 150,338.33 and 61,183.95

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Solution

The fourth proportional to 108,930.59, 150,338.33 and 61,183.95 is: 84,441.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,930.59 : 150,338.33 = 61,183.95 : x
  2. Step 2: Convert to fraction form
    108,930.59/150,338.33 = 61,183.95/x
  3. Step 3: Cross multiply
    108,930.59x = 150,338.33 × 61,183.95
  4. Step 4: Simplify right side
    108,930.59x = 9,198,293,018.76
  5. Step 5: Solve for x
    x = 9,198,293,018.76/108,930.59
  6. Step 6: Final answer
    x = 84,441.78

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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.