Home / 173,423.52-239,319.41-96,942.78

Finding the Fourth Proportional to 173,423.52, 239,319.41 and 96,942.78

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Solution

The fourth proportional to 173,423.52, 239,319.41 and 96,942.78 is: 133,778.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,423.52 : 239,319.41 = 96,942.78 : x
  2. Step 2: Convert to fraction form
    173,423.52/239,319.41 = 96,942.78/x
  3. Step 3: Cross multiply
    173,423.52x = 239,319.41 × 96,942.78
  4. Step 4: Simplify right side
    173,423.52x = 23,200,288,428.65
  5. Step 5: Solve for x
    x = 23,200,288,428.65/173,423.52
  6. Step 6: Final answer
    x = 133,778.21

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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.