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Finding the Fourth Proportional to 16,487.40, 24,735.02 and 5,394.99

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Solution

The fourth proportional to 16,487.40, 24,735.02 and 5,394.99 is: 8,093.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,487.40 : 24,735.02 = 5,394.99 : x
  2. Step 2: Convert to fraction form
    16,487.40/24,735.02 = 5,394.99/x
  3. Step 3: Cross multiply
    16,487.40x = 24,735.02 × 5,394.99
  4. Step 4: Simplify right side
    16,487.40x = 133,445,185.55
  5. Step 5: Solve for x
    x = 133,445,185.55/16,487.40
  6. Step 6: Final answer
    x = 8,093.77

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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.