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Finding the Fourth Proportional to 70,251.74, 96,953.87 and 41,956.82

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Solution

The fourth proportional to 70,251.74, 96,953.87 and 41,956.82 is: 57,904.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,251.74 : 96,953.87 = 41,956.82 : x
  2. Step 2: Convert to fraction form
    70,251.74/96,953.87 = 41,956.82/x
  3. Step 3: Cross multiply
    70,251.74x = 96,953.87 × 41,956.82
  4. Step 4: Simplify right side
    70,251.74x = 4,067,876,071.89
  5. Step 5: Solve for x
    x = 4,067,876,071.89/70,251.74
  6. Step 6: Final answer
    x = 57,904.27

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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.