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Finding the Fourth Proportional to 29,911.28, 44,809.47 and 16,723.67

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Solution

The fourth proportional to 29,911.28, 44,809.47 and 16,723.67 is: 25,053.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,911.28 : 44,809.47 = 16,723.67 : x
  2. Step 2: Convert to fraction form
    29,911.28/44,809.47 = 16,723.67/x
  3. Step 3: Cross multiply
    29,911.28x = 44,809.47 × 16,723.67
  4. Step 4: Simplify right side
    29,911.28x = 749,378,565.11
  5. Step 5: Solve for x
    x = 749,378,565.11/29,911.28
  6. Step 6: Final answer
    x = 25,053.38

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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.