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Finding the Fourth Proportional to 8,545.56, 11,793.16 and 4,960.25

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Solution

The fourth proportional to 8,545.56, 11,793.16 and 4,960.25 is: 6,845.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,545.56 : 11,793.16 = 4,960.25 : x
  2. Step 2: Convert to fraction form
    8,545.56/11,793.16 = 4,960.25/x
  3. Step 3: Cross multiply
    8,545.56x = 11,793.16 × 4,960.25
  4. Step 4: Simplify right side
    8,545.56x = 58,496,985.45
  5. Step 5: Solve for x
    x = 58,496,985.45/8,545.56
  6. Step 6: Final answer
    x = 6,845.31

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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.