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Finding the Fourth Proportional to 62,888.27, 86,786.03 and 34,207.92

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Solution

The fourth proportional to 62,888.27, 86,786.03 and 34,207.92 is: 47,207.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,888.27 : 86,786.03 = 34,207.92 : x
  2. Step 2: Convert to fraction form
    62,888.27/86,786.03 = 34,207.92/x
  3. Step 3: Cross multiply
    62,888.27x = 86,786.03 × 34,207.92
  4. Step 4: Simplify right side
    62,888.27x = 2,968,769,656.88
  5. Step 5: Solve for x
    x = 2,968,769,656.88/62,888.27
  6. Step 6: Final answer
    x = 47,207.05

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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.