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Finding the Fourth Proportional to 96,081.87, 132,590.47 and 53,064.49

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Solution

The fourth proportional to 96,081.87, 132,590.47 and 53,064.49 is: 73,227.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,081.87 : 132,590.47 = 53,064.49 : x
  2. Step 2: Convert to fraction form
    96,081.87/132,590.47 = 53,064.49/x
  3. Step 3: Cross multiply
    96,081.87x = 132,590.47 × 53,064.49
  4. Step 4: Simplify right side
    96,081.87x = 7,035,845,669.41
  5. Step 5: Solve for x
    x = 7,035,845,669.41/96,081.87
  6. Step 6: Final answer
    x = 73,227.61

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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.