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Finding the Fourth Proportional to 6,668.58, 10,001.66 and 2,967.69

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Solution

The fourth proportional to 6,668.58, 10,001.66 and 2,967.69 is: 4,451.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,668.58 : 10,001.66 = 2,967.69 : x
  2. Step 2: Convert to fraction form
    6,668.58/10,001.66 = 2,967.69/x
  3. Step 3: Cross multiply
    6,668.58x = 10,001.66 × 2,967.69
  4. Step 4: Simplify right side
    6,668.58x = 29,681,826.37
  5. Step 5: Solve for x
    x = 29,681,826.37/6,668.58
  6. Step 6: Final answer
    x = 4,451.00

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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.