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Finding the Fourth Proportional to 17,649.68, 26,474.34 and 5,337.68

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Solution

The fourth proportional to 17,649.68, 26,474.34 and 5,337.68 is: 8,006.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,649.68 : 26,474.34 = 5,337.68 : x
  2. Step 2: Convert to fraction form
    17,649.68/26,474.34 = 5,337.68/x
  3. Step 3: Cross multiply
    17,649.68x = 26,474.34 × 5,337.68
  4. Step 4: Simplify right side
    17,649.68x = 141,311,555.13
  5. Step 5: Solve for x
    x = 141,311,555.13/17,649.68
  6. Step 6: Final answer
    x = 8,006.47

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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.