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Finding the Fourth Proportional to 29,591.90, 40,837.04 and 16,162.90

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Solution

The fourth proportional to 29,591.90, 40,837.04 and 16,162.90 is: 22,304.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,591.90 : 40,837.04 = 16,162.90 : x
  2. Step 2: Convert to fraction form
    29,591.90/40,837.04 = 16,162.90/x
  3. Step 3: Cross multiply
    29,591.90x = 40,837.04 × 16,162.90
  4. Step 4: Simplify right side
    29,591.90x = 660,044,993.82
  5. Step 5: Solve for x
    x = 660,044,993.82/29,591.90
  6. Step 6: Final answer
    x = 22,304.92

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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.