Home / 199,613.82-275,522.67-114,758.22

Finding the Fourth Proportional to 199,613.82, 275,522.67 and 114,758.22

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Solution

The fourth proportional to 199,613.82, 275,522.67 and 114,758.22 is: 158,398.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,613.82 : 275,522.67 = 114,758.22 : x
  2. Step 2: Convert to fraction form
    199,613.82/275,522.67 = 114,758.22/x
  3. Step 3: Cross multiply
    199,613.82x = 275,522.67 × 114,758.22
  4. Step 4: Simplify right side
    199,613.82x = 31,618,491,178.85
  5. Step 5: Solve for x
    x = 31,618,491,178.85/199,613.82
  6. Step 6: Final answer
    x = 158,398.31

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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.