Home / 29,037.24-43,375.64-21,076.56

Finding the Fourth Proportional to 29,037.24, 43,375.64 and 21,076.56

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Solution

The fourth proportional to 29,037.24, 43,375.64 and 21,076.56 is: 31,484.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,037.24 : 43,375.64 = 21,076.56 : x
  2. Step 2: Convert to fraction form
    29,037.24/43,375.64 = 21,076.56/x
  3. Step 3: Cross multiply
    29,037.24x = 43,375.64 × 21,076.56
  4. Step 4: Simplify right side
    29,037.24x = 914,209,173.62
  5. Step 5: Solve for x
    x = 914,209,173.62/29,037.24
  6. Step 6: Final answer
    x = 31,484.02

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.