Home / 29,862.46-41,159.91-20,414.62

Finding the Fourth Proportional to 29,862.46, 41,159.91 and 20,414.62

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Solution

The fourth proportional to 29,862.46, 41,159.91 and 20,414.62 is: 28,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,862.46 : 41,159.91 = 20,414.62 : x
  2. Step 2: Convert to fraction form
    29,862.46/41,159.91 = 20,414.62/x
  3. Step 3: Cross multiply
    29,862.46x = 41,159.91 × 20,414.62
  4. Step 4: Simplify right side
    29,862.46x = 840,263,921.88
  5. Step 5: Solve for x
    x = 840,263,921.88/29,862.46
  6. Step 6: Final answer
    x = 28,137.80

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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.