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Finding the Fourth Proportional to 16,424.88, 24,640.97 and 4,737.20

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Solution

The fourth proportional to 16,424.88, 24,640.97 and 4,737.20 is: 7,106.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,424.88 : 24,640.97 = 4,737.20 : x
  2. Step 2: Convert to fraction form
    16,424.88/24,640.97 = 4,737.20/x
  3. Step 3: Cross multiply
    16,424.88x = 24,640.97 × 4,737.20
  4. Step 4: Simplify right side
    16,424.88x = 116,729,056.19
  5. Step 5: Solve for x
    x = 116,729,056.19/16,424.88
  6. Step 6: Final answer
    x = 7,106.84

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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.