Home / 199,233.68-274,942.58-113,192.81

Finding the Fourth Proportional to 199,233.68, 274,942.58 and 113,192.81

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Solution

The fourth proportional to 199,233.68, 274,942.58 and 113,192.81 is: 156,206.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,233.68 : 274,942.58 = 113,192.81 : x
  2. Step 2: Convert to fraction form
    199,233.68/274,942.58 = 113,192.81/x
  3. Step 3: Cross multiply
    199,233.68x = 274,942.58 × 113,192.81
  4. Step 4: Simplify right side
    199,233.68x = 31,121,524,916.94
  5. Step 5: Solve for x
    x = 31,121,524,916.94/199,233.68
  6. Step 6: Final answer
    x = 156,206.14

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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.