Home / 199,266.38-298,834.57-66,110.88

Finding the Fourth Proportional to 199,266.38, 298,834.57 and 66,110.88

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Solution

The fourth proportional to 199,266.38, 298,834.57 and 66,110.88 is: 99,144.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,266.38 : 298,834.57 = 66,110.88 : x
  2. Step 2: Convert to fraction form
    199,266.38/298,834.57 = 66,110.88/x
  3. Step 3: Cross multiply
    199,266.38x = 298,834.57 × 66,110.88
  4. Step 4: Simplify right side
    199,266.38x = 19,756,217,228.52
  5. Step 5: Solve for x
    x = 19,756,217,228.52/199,266.38
  6. Step 6: Final answer
    x = 99,144.76

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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.