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Finding the Fourth Proportional to 70,238.33, 96,920.93 and 41,558.87

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Solution

The fourth proportional to 70,238.33, 96,920.93 and 41,558.87 is: 57,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,238.33 : 96,920.93 = 41,558.87 : x
  2. Step 2: Convert to fraction form
    70,238.33/96,920.93 = 41,558.87/x
  3. Step 3: Cross multiply
    70,238.33x = 96,920.93 × 41,558.87
  4. Step 4: Simplify right side
    70,238.33x = 4,027,923,845.54
  5. Step 5: Solve for x
    x = 4,027,923,845.54/70,238.33
  6. Step 6: Final answer
    x = 57,346.52

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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.