Home / 189,593.19-261,604.49-113,083.73

Finding the Fourth Proportional to 189,593.19, 261,604.49 and 113,083.73

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Solution

The fourth proportional to 189,593.19, 261,604.49 and 113,083.73 is: 156,035.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,593.19 : 261,604.49 = 113,083.73 : x
  2. Step 2: Convert to fraction form
    189,593.19/261,604.49 = 113,083.73/x
  3. Step 3: Cross multiply
    189,593.19x = 261,604.49 × 113,083.73
  4. Step 4: Simplify right side
    189,593.19x = 29,583,210,621.52
  5. Step 5: Solve for x
    x = 29,583,210,621.52/189,593.19
  6. Step 6: Final answer
    x = 156,035.20

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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.