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Finding the Fourth Proportional to 62,866, 86,757.51 and 34,571.08

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Solution

The fourth proportional to 62,866, 86,757.51 and 34,571.08 is: 47,709.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,866 : 86,757.51 = 34,571.08 : x
  2. Step 2: Convert to fraction form
    62,866/86,757.51 = 34,571.08/x
  3. Step 3: Cross multiply
    62,866x = 86,757.51 × 34,571.08
  4. Step 4: Simplify right side
    62,866x = 2,999,300,818.81
  5. Step 5: Solve for x
    x = 2,999,300,818.81/62,866
  6. Step 6: Final answer
    x = 47,709.43

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.