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Finding the Fourth Proportional to 17,999.30, 26,998.95 and 10,093.70

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Solution

The fourth proportional to 17,999.30, 26,998.95 and 10,093.70 is: 15,140.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,999.30 : 26,998.95 = 10,093.70 : x
  2. Step 2: Convert to fraction form
    17,999.30/26,998.95 = 10,093.70/x
  3. Step 3: Cross multiply
    17,999.30x = 26,998.95 × 10,093.70
  4. Step 4: Simplify right side
    17,999.30x = 272,519,301.62
  5. Step 5: Solve for x
    x = 272,519,301.62/17,999.30
  6. Step 6: Final answer
    x = 15,140.55

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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.