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Finding the Fourth Proportional to 62,791.74, 86,652.63 and 34,497.45

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Solution

The fourth proportional to 62,791.74, 86,652.63 and 34,497.45 is: 47,606.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,791.74 : 86,652.63 = 34,497.45 : x
  2. Step 2: Convert to fraction form
    62,791.74/86,652.63 = 34,497.45/x
  3. Step 3: Cross multiply
    62,791.74x = 86,652.63 × 34,497.45
  4. Step 4: Simplify right side
    62,791.74x = 2,989,294,770.79
  5. Step 5: Solve for x
    x = 2,989,294,770.79/62,791.74
  6. Step 6: Final answer
    x = 47,606.50

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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.