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Finding the Fourth Proportional to 29,650.62, 40,911.17 and 17,711.63

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Solution

The fourth proportional to 29,650.62, 40,911.17 and 17,711.63 is: 24,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,650.62 : 40,911.17 = 17,711.63 : x
  2. Step 2: Convert to fraction form
    29,650.62/40,911.17 = 17,711.63/x
  3. Step 3: Cross multiply
    29,650.62x = 40,911.17 × 17,711.63
  4. Step 4: Simplify right side
    29,650.62x = 724,603,212.79
  5. Step 5: Solve for x
    x = 724,603,212.79/29,650.62
  6. Step 6: Final answer
    x = 24,438.05

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1.5x scale

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.