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Finding the Fourth Proportional to 11,398.99, 17,101.62 and 4,002.47

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Solution

The fourth proportional to 11,398.99, 17,101.62 and 4,002.47 is: 6,004.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,398.99 : 17,101.62 = 4,002.47 : x
  2. Step 2: Convert to fraction form
    11,398.99/17,101.62 = 4,002.47/x
  3. Step 3: Cross multiply
    11,398.99x = 17,101.62 × 4,002.47
  4. Step 4: Simplify right side
    11,398.99x = 68,448,721.00
  5. Step 5: Solve for x
    x = 68,448,721.00/11,398.99
  6. Step 6: Final answer
    x = 6,004.81

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1.5x scale

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.