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Finding the Fourth Proportional to 29,596.52, 40,840.52 and 16,677.90

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Solution

The fourth proportional to 29,596.52, 40,840.52 and 16,677.90 is: 23,013.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,596.52 : 40,840.52 = 16,677.90 : x
  2. Step 2: Convert to fraction form
    29,596.52/40,840.52 = 16,677.90/x
  3. Step 3: Cross multiply
    29,596.52x = 40,840.52 × 16,677.90
  4. Step 4: Simplify right side
    29,596.52x = 681,134,150.20
  5. Step 5: Solve for x
    x = 681,134,150.20/29,596.52
  6. Step 6: Final answer
    x = 23,013.99

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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.