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Finding the Fourth Proportional to 79,876.36, 110,234.82 and 46,342.36

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Solution

The fourth proportional to 79,876.36, 110,234.82 and 46,342.36 is: 63,955.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,876.36 : 110,234.82 = 46,342.36 : x
  2. Step 2: Convert to fraction form
    79,876.36/110,234.82 = 46,342.36/x
  3. Step 3: Cross multiply
    79,876.36x = 110,234.82 × 46,342.36
  4. Step 4: Simplify right side
    79,876.36x = 5,108,541,712.98
  5. Step 5: Solve for x
    x = 5,108,541,712.98/79,876.36
  6. Step 6: Final answer
    x = 63,955.61

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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.