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Finding the Fourth Proportional to 69,712.66, 96,204 and 37,881.69

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Solution

The fourth proportional to 69,712.66, 96,204 and 37,881.69 is: 52,277.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,712.66 : 96,204 = 37,881.69 : x
  2. Step 2: Convert to fraction form
    69,712.66/96,204 = 37,881.69/x
  3. Step 3: Cross multiply
    69,712.66x = 96,204 × 37,881.69
  4. Step 4: Simplify right side
    69,712.66x = 3,644,370,104.76
  5. Step 5: Solve for x
    x = 3,644,370,104.76/69,712.66
  6. Step 6: Final answer
    x = 52,277.02

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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.