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Finding the Fourth Proportional to 8,699.00, 13,036.68 and 4,008.69

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Solution

The fourth proportional to 8,699.00, 13,036.68 and 4,008.69 is: 6,007.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,699.00 : 13,036.68 = 4,008.69 : x
  2. Step 2: Convert to fraction form
    8,699.00/13,036.68 = 4,008.69/x
  3. Step 3: Cross multiply
    8,699.00x = 13,036.68 × 4,008.69
  4. Step 4: Simplify right side
    8,699.00x = 52,260,008.75
  5. Step 5: Solve for x
    x = 52,260,008.75/8,699.00
  6. Step 6: Final answer
    x = 6,007.59

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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.