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Finding the Fourth Proportional to 16,617.88, 24,931.05 and 5,524.63

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Solution

The fourth proportional to 16,617.88, 24,931.05 and 5,524.63 is: 8,288.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,617.88 : 24,931.05 = 5,524.63 : x
  2. Step 2: Convert to fraction form
    16,617.88/24,931.05 = 5,524.63/x
  3. Step 3: Cross multiply
    16,617.88x = 24,931.05 × 5,524.63
  4. Step 4: Simplify right side
    16,617.88x = 137,734,826.76
  5. Step 5: Solve for x
    x = 137,734,826.76/16,617.88
  6. Step 6: Final answer
    x = 8,288.35

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1.5x scale

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.