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Finding the Fourth Proportional to 79,762.05, 110,073.95 and 43,954.37

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Solution

The fourth proportional to 79,762.05, 110,073.95 and 43,954.37 is: 60,658.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,762.05 : 110,073.95 = 43,954.37 : x
  2. Step 2: Convert to fraction form
    79,762.05/110,073.95 = 43,954.37/x
  3. Step 3: Cross multiply
    79,762.05x = 110,073.95 × 43,954.37
  4. Step 4: Simplify right side
    79,762.05x = 4,838,230,355.52
  5. Step 5: Solve for x
    x = 4,838,230,355.52/79,762.05
  6. Step 6: Final answer
    x = 60,658.30

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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.