Home / 74,433.36-111,660.96-21,835.92

Finding the Fourth Proportional to 74,433.36, 111,660.96 and 21,835.92

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Solution

The fourth proportional to 74,433.36, 111,660.96 and 21,835.92 is: 32,757.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,433.36 : 111,660.96 = 21,835.92 : x
  2. Step 2: Convert to fraction form
    74,433.36/111,660.96 = 21,835.92/x
  3. Step 3: Cross multiply
    74,433.36x = 111,660.96 × 21,835.92
  4. Step 4: Simplify right side
    74,433.36x = 2,438,219,789.68
  5. Step 5: Solve for x
    x = 2,438,219,789.68/74,433.36
  6. Step 6: Final answer
    x = 32,757.08

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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.