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Finding the Fourth Proportional to 59,808.60, 82,480.43 and 43,650.32

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Solution

The fourth proportional to 59,808.60, 82,480.43 and 43,650.32 is: 60,196.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,808.60 : 82,480.43 = 43,650.32 : x
  2. Step 2: Convert to fraction form
    59,808.60/82,480.43 = 43,650.32/x
  3. Step 3: Cross multiply
    59,808.60x = 82,480.43 × 43,650.32
  4. Step 4: Simplify right side
    59,808.60x = 3,600,297,163.24
  5. Step 5: Solve for x
    x = 3,600,297,163.24/59,808.60
  6. Step 6: Final answer
    x = 60,196.98

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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.