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Finding the Fourth Proportional to 11,203.25, 15,460.07 and 6,167.41

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Solution

The fourth proportional to 11,203.25, 15,460.07 and 6,167.41 is: 8,510.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,203.25 : 15,460.07 = 6,167.41 : x
  2. Step 2: Convert to fraction form
    11,203.25/15,460.07 = 6,167.41/x
  3. Step 3: Cross multiply
    11,203.25x = 15,460.07 × 6,167.41
  4. Step 4: Simplify right side
    11,203.25x = 95,348,520.83
  5. Step 5: Solve for x
    x = 95,348,520.83/11,203.25
  6. Step 6: Final answer
    x = 8,510.79

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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.