Home / 166,732.69-230,120.19-98,787.92

Finding the Fourth Proportional to 166,732.69, 230,120.19 and 98,787.92

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Solution

The fourth proportional to 166,732.69, 230,120.19 and 98,787.92 is: 136,344.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,732.69 : 230,120.19 = 98,787.92 : x
  2. Step 2: Convert to fraction form
    166,732.69/230,120.19 = 98,787.92/x
  3. Step 3: Cross multiply
    166,732.69x = 230,120.19 × 98,787.92
  4. Step 4: Simplify right side
    166,732.69x = 22,733,094,920.10
  5. Step 5: Solve for x
    x = 22,733,094,920.10/166,732.69
  6. Step 6: Final answer
    x = 136,344.56

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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.