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Finding the Fourth Proportional to 27,958.68, 38,584.04 and 16,024.32

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Solution

The fourth proportional to 27,958.68, 38,584.04 and 16,024.32 is: 22,114.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,958.68 : 38,584.04 = 16,024.32 : x
  2. Step 2: Convert to fraction form
    27,958.68/38,584.04 = 16,024.32/x
  3. Step 3: Cross multiply
    27,958.68x = 38,584.04 × 16,024.32
  4. Step 4: Simplify right side
    27,958.68x = 618,283,003.85
  5. Step 5: Solve for x
    x = 618,283,003.85/27,958.68
  6. Step 6: Final answer
    x = 22,114.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.