Home / 29,168.30-43,774.05-21,392.30

Finding the Fourth Proportional to 29,168.30, 43,774.05 and 21,392.30

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Solution

The fourth proportional to 29,168.30, 43,774.05 and 21,392.30 is: 32,104.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,168.30 : 43,774.05 = 21,392.30 : x
  2. Step 2: Convert to fraction form
    29,168.30/43,774.05 = 21,392.30/x
  3. Step 3: Cross multiply
    29,168.30x = 43,774.05 × 21,392.30
  4. Step 4: Simplify right side
    29,168.30x = 936,427,609.82
  5. Step 5: Solve for x
    x = 936,427,609.82/29,168.30
  6. Step 6: Final answer
    x = 32,104.29

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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.