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Finding the Fourth Proportional to 8,766.10, 13,153.01 and 4,605.15

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Solution

The fourth proportional to 8,766.10, 13,153.01 and 4,605.15 is: 6,909.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766.10 : 13,153.01 = 4,605.15 : x
  2. Step 2: Convert to fraction form
    8,766.10/13,153.01 = 4,605.15/x
  3. Step 3: Cross multiply
    8,766.10x = 13,153.01 × 4,605.15
  4. Step 4: Simplify right side
    8,766.10x = 60,571,584.00
  5. Step 5: Solve for x
    x = 60,571,584.00/8,766.10
  6. Step 6: Final answer
    x = 6,909.75

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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.