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Finding the Fourth Proportional to 115,807.52, 173,794.36 and 49,294.38

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Solution

The fourth proportional to 115,807.52, 173,794.36 and 49,294.38 is: 73,976.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,807.52 : 173,794.36 = 49,294.38 : x
  2. Step 2: Convert to fraction form
    115,807.52/173,794.36 = 49,294.38/x
  3. Step 3: Cross multiply
    115,807.52x = 173,794.36 × 49,294.38
  4. Step 4: Simplify right side
    115,807.52x = 8,567,085,223.70
  5. Step 5: Solve for x
    x = 8,567,085,223.70/115,807.52
  6. Step 6: Final answer
    x = 73,976.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.