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Finding the Fourth Proportional to 16,580.96, 24,993.20 and 16,347.68

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Solution

The fourth proportional to 16,580.96, 24,993.20 and 16,347.68 is: 24,641.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,580.96 : 24,993.20 = 16,347.68 : x
  2. Step 2: Convert to fraction form
    16,580.96/24,993.20 = 16,347.68/x
  3. Step 3: Cross multiply
    16,580.96x = 24,993.20 × 16,347.68
  4. Step 4: Simplify right side
    16,580.96x = 408,580,835.78
  5. Step 5: Solve for x
    x = 408,580,835.78/16,580.96
  6. Step 6: Final answer
    x = 24,641.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.