Home / 40,333.33-55,660.53-22,429.90

Finding the Fourth Proportional to 40,333.33, 55,660.53 and 22,429.90

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Solution

The fourth proportional to 40,333.33, 55,660.53 and 22,429.90 is: 30,953.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,333.33 : 55,660.53 = 22,429.90 : x
  2. Step 2: Convert to fraction form
    40,333.33/55,660.53 = 22,429.90/x
  3. Step 3: Cross multiply
    40,333.33x = 55,660.53 × 22,429.90
  4. Step 4: Simplify right side
    40,333.33x = 1,248,460,121.85
  5. Step 5: Solve for x
    x = 1,248,460,121.85/40,333.33
  6. Step 6: Final answer
    x = 30,953.56

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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.