Home / 29,721.60-44,150.40-29,203.20

Finding the Fourth Proportional to 29,721.60, 44,150.40 and 29,203.20

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Solution

The fourth proportional to 29,721.60, 44,150.40 and 29,203.20 is: 43,380.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,721.60 : 44,150.40 = 29,203.20 : x
  2. Step 2: Convert to fraction form
    29,721.60/44,150.40 = 29,203.20/x
  3. Step 3: Cross multiply
    29,721.60x = 44,150.40 × 29,203.20
  4. Step 4: Simplify right side
    29,721.60x = 1,289,332,961.28
  5. Step 5: Solve for x
    x = 1,289,332,961.28/29,721.60
  6. Step 6: Final answer
    x = 43,380.33

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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.