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Finding the Fourth Proportional to 17,649.77, 26,479.51 and 5,971.19

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Solution

The fourth proportional to 17,649.77, 26,479.51 and 5,971.19 is: 8,958.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,649.77 : 26,479.51 = 5,971.19 : x
  2. Step 2: Convert to fraction form
    17,649.77/26,479.51 = 5,971.19/x
  3. Step 3: Cross multiply
    17,649.77x = 26,479.51 × 5,971.19
  4. Step 4: Simplify right side
    17,649.77x = 158,114,037.99
  5. Step 5: Solve for x
    x = 158,114,037.99/17,649.77
  6. Step 6: Final answer
    x = 8,958.42

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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.