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Finding the Fourth Proportional to 16,551.70, 24,827.55 and 5,460.10

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Solution

The fourth proportional to 16,551.70, 24,827.55 and 5,460.10 is: 8,190.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,551.70 : 24,827.55 = 5,460.10 : x
  2. Step 2: Convert to fraction form
    16,551.70/24,827.55 = 5,460.10/x
  3. Step 3: Cross multiply
    16,551.70x = 24,827.55 × 5,460.10
  4. Step 4: Simplify right side
    16,551.70x = 135,560,905.76
  5. Step 5: Solve for x
    x = 135,560,905.76/16,551.70
  6. Step 6: Final answer
    x = 8,190.15

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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.