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Finding the Fourth Proportional to 62,793.04, 86,649.60 and 37,637.68

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Solution

The fourth proportional to 62,793.04, 86,649.60 and 37,637.68 is: 51,937.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,793.04 : 86,649.60 = 37,637.68 : x
  2. Step 2: Convert to fraction form
    62,793.04/86,649.60 = 37,637.68/x
  3. Step 3: Cross multiply
    62,793.04x = 86,649.60 × 37,637.68
  4. Step 4: Simplify right side
    62,793.04x = 3,261,289,916.93
  5. Step 5: Solve for x
    x = 3,261,289,916.93/62,793.04
  6. Step 6: Final answer
    x = 51,937.12

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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.