Home / 113,185.61-156,195.38-62,198.94

Finding the Fourth Proportional to 113,185.61, 156,195.38 and 62,198.94

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Solution

The fourth proportional to 113,185.61, 156,195.38 and 62,198.94 is: 85,834.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,185.61 : 156,195.38 = 62,198.94 : x
  2. Step 2: Convert to fraction form
    113,185.61/156,195.38 = 62,198.94/x
  3. Step 3: Cross multiply
    113,185.61x = 156,195.38 × 62,198.94
  4. Step 4: Simplify right side
    113,185.61x = 9,715,186,757.90
  5. Step 5: Solve for x
    x = 9,715,186,757.90/113,185.61
  6. Step 6: Final answer
    x = 85,834.12

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1.5x scale

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.