Home / 99,362.77-149,044.25-40,198.94

Finding the Fourth Proportional to 99,362.77, 149,044.25 and 40,198.94

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Solution

The fourth proportional to 99,362.77, 149,044.25 and 40,198.94 is: 60,298.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,362.77 : 149,044.25 = 40,198.94 : x
  2. Step 2: Convert to fraction form
    99,362.77/149,044.25 = 40,198.94/x
  3. Step 3: Cross multiply
    99,362.77x = 149,044.25 × 40,198.94
  4. Step 4: Simplify right side
    99,362.77x = 5,991,420,863.10
  5. Step 5: Solve for x
    x = 5,991,420,863.10/99,362.77
  6. Step 6: Final answer
    x = 60,298.45

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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.