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Finding the Fourth Proportional to 33,998.40, 51,000.03 and 11,808.99

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Solution

The fourth proportional to 33,998.40, 51,000.03 and 11,808.99 is: 17,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,998.40 : 51,000.03 = 11,808.99 : x
  2. Step 2: Convert to fraction form
    33,998.40/51,000.03 = 11,808.99/x
  3. Step 3: Cross multiply
    33,998.40x = 51,000.03 × 11,808.99
  4. Step 4: Simplify right side
    33,998.40x = 602,258,844.27
  5. Step 5: Solve for x
    x = 602,258,844.27/33,998.40
  6. Step 6: Final answer
    x = 17,714.33

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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.