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Finding the Fourth Proportional to 29,825.80, 44,737.98 and 12,296.68

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Solution

The fourth proportional to 29,825.80, 44,737.98 and 12,296.68 is: 18,444.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,825.80 : 44,737.98 = 12,296.68 : x
  2. Step 2: Convert to fraction form
    29,825.80/44,737.98 = 12,296.68/x
  3. Step 3: Cross multiply
    29,825.80x = 44,737.98 × 12,296.68
  4. Step 4: Simplify right side
    29,825.80x = 550,128,623.91
  5. Step 5: Solve for x
    x = 550,128,623.91/29,825.80
  6. Step 6: Final answer
    x = 18,444.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.