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Finding the Fourth Proportional to 29,814.52, 44,721.60 and 7,627.87

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Solution

The fourth proportional to 29,814.52, 44,721.60 and 7,627.87 is: 11,441.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,814.52 : 44,721.60 = 7,627.87 : x
  2. Step 2: Convert to fraction form
    29,814.52/44,721.60 = 7,627.87/x
  3. Step 3: Cross multiply
    29,814.52x = 44,721.60 × 7,627.87
  4. Step 4: Simplify right side
    29,814.52x = 341,130,550.99
  5. Step 5: Solve for x
    x = 341,130,550.99/29,814.52
  6. Step 6: Final answer
    x = 11,441.76

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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.