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Finding the Fourth Proportional to 16,521.60, 24,783.09 and 4,834.82

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Solution

The fourth proportional to 16,521.60, 24,783.09 and 4,834.82 is: 7,252.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,521.60 : 24,783.09 = 4,834.82 : x
  2. Step 2: Convert to fraction form
    16,521.60/24,783.09 = 4,834.82/x
  3. Step 3: Cross multiply
    16,521.60x = 24,783.09 × 4,834.82
  4. Step 4: Simplify right side
    16,521.60x = 119,821,655.28
  5. Step 5: Solve for x
    x = 119,821,655.28/16,521.60
  6. Step 6: Final answer
    x = 7,252.42

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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.