Home / 99,198.51-148,796.70-40,033.17

Finding the Fourth Proportional to 99,198.51, 148,796.70 and 40,033.17

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Solution

The fourth proportional to 99,198.51, 148,796.70 and 40,033.17 is: 60,049.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,198.51 : 148,796.70 = 40,033.17 : x
  2. Step 2: Convert to fraction form
    99,198.51/148,796.70 = 40,033.17/x
  3. Step 3: Cross multiply
    99,198.51x = 148,796.70 × 40,033.17
  4. Step 4: Simplify right side
    99,198.51x = 5,956,803,436.41
  5. Step 5: Solve for x
    x = 5,956,803,436.41/99,198.51
  6. Step 6: Final answer
    x = 60,049.33

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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.