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Finding the Fourth Proportional to 17,911.99, 26,872.00 and 6,065.08

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Solution

The fourth proportional to 17,911.99, 26,872.00 and 6,065.08 is: 9,098.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,911.99 : 26,872.00 = 6,065.08 : x
  2. Step 2: Convert to fraction form
    17,911.99/26,872.00 = 6,065.08/x
  3. Step 3: Cross multiply
    17,911.99x = 26,872.00 × 6,065.08
  4. Step 4: Simplify right side
    17,911.99x = 162,980,781.53
  5. Step 5: Solve for x
    x = 162,980,781.53/17,911.99
  6. Step 6: Final answer
    x = 9,098.98

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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.