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Finding the Fourth Proportional to 5,566.68, 8,347.30 and 2,104.20

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Solution

The fourth proportional to 5,566.68, 8,347.30 and 2,104.20 is: 3,155.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,566.68 : 8,347.30 = 2,104.20 : x
  2. Step 2: Convert to fraction form
    5,566.68/8,347.30 = 2,104.20/x
  3. Step 3: Cross multiply
    5,566.68x = 8,347.30 × 2,104.20
  4. Step 4: Simplify right side
    5,566.68x = 17,564,388.66
  5. Step 5: Solve for x
    x = 17,564,388.66/5,566.68
  6. Step 6: Final answer
    x = 3,155.27

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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.