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Finding the Fourth Proportional to 69,296.34, 95,628.48 and 39,081.93

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Solution

The fourth proportional to 69,296.34, 95,628.48 and 39,081.93 is: 53,932.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,296.34 : 95,628.48 = 39,081.93 : x
  2. Step 2: Convert to fraction form
    69,296.34/95,628.48 = 39,081.93/x
  3. Step 3: Cross multiply
    69,296.34x = 95,628.48 × 39,081.93
  4. Step 4: Simplify right side
    69,296.34x = 3,737,345,561.37
  5. Step 5: Solve for x
    x = 3,737,345,561.37/69,296.34
  6. Step 6: Final answer
    x = 53,932.80

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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.