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Finding the Fourth Proportional to 8,503.90, 11,736.29 and 4,968.26

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Solution

The fourth proportional to 8,503.90, 11,736.29 and 4,968.26 is: 6,856.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,503.90 : 11,736.29 = 4,968.26 : x
  2. Step 2: Convert to fraction form
    8,503.90/11,736.29 = 4,968.26/x
  3. Step 3: Cross multiply
    8,503.90x = 11,736.29 × 4,968.26
  4. Step 4: Simplify right side
    8,503.90x = 58,308,940.16
  5. Step 5: Solve for x
    x = 58,308,940.16/8,503.90
  6. Step 6: Final answer
    x = 6,856.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.