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Finding the Fourth Proportional to 16,606.95, 24,910.62 and 4,920.40

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Solution

The fourth proportional to 16,606.95, 24,910.62 and 4,920.40 is: 7,380.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,606.95 : 24,910.62 = 4,920.40 : x
  2. Step 2: Convert to fraction form
    16,606.95/24,910.62 = 4,920.40/x
  3. Step 3: Cross multiply
    16,606.95x = 24,910.62 × 4,920.40
  4. Step 4: Simplify right side
    16,606.95x = 122,570,214.65
  5. Step 5: Solve for x
    x = 122,570,214.65/16,606.95
  6. Step 6: Final answer
    x = 7,380.66

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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.