Home / 83,606.02-125,404.62-27,438.73

Finding the Fourth Proportional to 83,606.02, 125,404.62 and 27,438.73

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Solution

The fourth proportional to 83,606.02, 125,404.62 and 27,438.73 is: 41,156.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,606.02 : 125,404.62 = 27,438.73 : x
  2. Step 2: Convert to fraction form
    83,606.02/125,404.62 = 27,438.73/x
  3. Step 3: Cross multiply
    83,606.02x = 125,404.62 × 27,438.73
  4. Step 4: Simplify right side
    83,606.02x = 3,440,943,508.93
  5. Step 5: Solve for x
    x = 3,440,943,508.93/83,606.02
  6. Step 6: Final answer
    x = 41,156.65

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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.