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Finding the Fourth Proportional to 50,163.69, 69,234.71 and 38,104.11

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Solution

The fourth proportional to 50,163.69, 69,234.71 and 38,104.11 is: 52,590.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,163.69 : 69,234.71 = 38,104.11 : x
  2. Step 2: Convert to fraction form
    50,163.69/69,234.71 = 38,104.11/x
  3. Step 3: Cross multiply
    50,163.69x = 69,234.71 × 38,104.11
  4. Step 4: Simplify right side
    50,163.69x = 2,638,127,005.66
  5. Step 5: Solve for x
    x = 2,638,127,005.66/50,163.69
  6. Step 6: Final answer
    x = 52,590.37

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Double scale
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1.5x scale

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.