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Finding the Fourth Proportional to 16,580.70, 24,871.05 and 16,289.10

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Solution

The fourth proportional to 16,580.70, 24,871.05 and 16,289.10 is: 24,433.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.70 : 24,871.05 = 16,289.10 : x
  2. Step 2: Convert to fraction form
    16,580.70/24,871.05 = 16,289.10/x
  3. Step 3: Cross multiply
    16,580.70x = 24,871.05 × 16,289.10
  4. Step 4: Simplify right side
    16,580.70x = 405,127,020.56
  5. Step 5: Solve for x
    x = 405,127,020.56/16,580.70
  6. Step 6: Final answer
    x = 24,433.65

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Double scale
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Similar ratio
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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.