Home / 29,322.20-43,983.30-10,611.20

Finding the Fourth Proportional to 29,322.20, 43,983.30 and 10,611.20

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Solution

The fourth proportional to 29,322.20, 43,983.30 and 10,611.20 is: 15,916.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,322.20 : 43,983.30 = 10,611.20 : x
  2. Step 2: Convert to fraction form
    29,322.20/43,983.30 = 10,611.20/x
  3. Step 3: Cross multiply
    29,322.20x = 43,983.30 × 10,611.20
  4. Step 4: Simplify right side
    29,322.20x = 466,715,592.96
  5. Step 5: Solve for x
    x = 466,715,592.96/29,322.20
  6. Step 6: Final answer
    x = 15,916.80

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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.