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Finding the Fourth Proportional to 62,321.96, 86,006.34 and 34,029.80

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Solution

The fourth proportional to 62,321.96, 86,006.34 and 34,029.80 is: 46,962.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,321.96 : 86,006.34 = 34,029.80 : x
  2. Step 2: Convert to fraction form
    62,321.96/86,006.34 = 34,029.80/x
  3. Step 3: Cross multiply
    62,321.96x = 86,006.34 × 34,029.80
  4. Step 4: Simplify right side
    62,321.96x = 2,926,778,548.93
  5. Step 5: Solve for x
    x = 2,926,778,548.93/62,321.96
  6. Step 6: Final answer
    x = 46,962.24

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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.