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Finding the Fourth Proportional to 8,566.08, 11,775.83 and 7,366.65

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Solution

The fourth proportional to 8,566.08, 11,775.83 and 7,366.65 is: 10,126.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,566.08 : 11,775.83 = 7,366.65 : x
  2. Step 2: Convert to fraction form
    8,566.08/11,775.83 = 7,366.65/x
  3. Step 3: Cross multiply
    8,566.08x = 11,775.83 × 7,366.65
  4. Step 4: Simplify right side
    8,566.08x = 86,748,436.49
  5. Step 5: Solve for x
    x = 86,748,436.49/8,566.08
  6. Step 6: Final answer
    x = 10,126.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.