Home / 106,796.73-147,375.81-59,049.66

Finding the Fourth Proportional to 106,796.73, 147,375.81 and 59,049.66

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Solution

The fourth proportional to 106,796.73, 147,375.81 and 59,049.66 is: 81,486.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,796.73 : 147,375.81 = 59,049.66 : x
  2. Step 2: Convert to fraction form
    106,796.73/147,375.81 = 59,049.66/x
  3. Step 3: Cross multiply
    106,796.73x = 147,375.81 × 59,049.66
  4. Step 4: Simplify right side
    106,796.73x = 8,702,491,472.72
  5. Step 5: Solve for x
    x = 8,702,491,472.72/106,796.73
  6. Step 6: Final answer
    x = 81,486.50

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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.