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Finding the Fourth Proportional to 62,651.93, 86,463.60 and 34,357.63

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Solution

The fourth proportional to 62,651.93, 86,463.60 and 34,357.63 is: 47,415.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,651.93 : 86,463.60 = 34,357.63 : x
  2. Step 2: Convert to fraction form
    62,651.93/86,463.60 = 34,357.63/x
  3. Step 3: Cross multiply
    62,651.93x = 86,463.60 × 34,357.63
  4. Step 4: Simplify right side
    62,651.93x = 2,970,683,944.95
  5. Step 5: Solve for x
    x = 2,970,683,944.95/62,651.93
  6. Step 6: Final answer
    x = 47,415.68

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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.