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Finding the Fourth Proportional to 36,699.70, 55,049.55 and 29,263.90

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Solution

The fourth proportional to 36,699.70, 55,049.55 and 29,263.90 is: 43,895.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,699.70 : 55,049.55 = 29,263.90 : x
  2. Step 2: Convert to fraction form
    36,699.70/55,049.55 = 29,263.90/x
  3. Step 3: Cross multiply
    36,699.70x = 55,049.55 × 29,263.90
  4. Step 4: Simplify right side
    36,699.70x = 1,610,964,526.25
  5. Step 5: Solve for x
    x = 1,610,964,526.25/36,699.70
  6. Step 6: Final answer
    x = 43,895.85

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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.