Home / 199,233.72-274,942.63-113,192.85

Finding the Fourth Proportional to 199,233.72, 274,942.63 and 113,192.85

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Solution

The fourth proportional to 199,233.72, 274,942.63 and 113,192.85 is: 156,206.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,233.72 : 274,942.63 = 113,192.85 : x
  2. Step 2: Convert to fraction form
    199,233.72/274,942.63 = 113,192.85/x
  3. Step 3: Cross multiply
    199,233.72x = 274,942.63 × 113,192.85
  4. Step 4: Simplify right side
    199,233.72x = 31,121,537,935.52
  5. Step 5: Solve for x
    x = 31,121,537,935.52/199,233.72
  6. Step 6: Final answer
    x = 156,206.18

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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.