Home / 111,616.20-167,344.02-52,418.94

Finding the Fourth Proportional to 111,616.20, 167,344.02 and 52,418.94

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Solution

The fourth proportional to 111,616.20, 167,344.02 and 52,418.94 is: 78,590.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,616.20 : 167,344.02 = 52,418.94 : x
  2. Step 2: Convert to fraction form
    111,616.20/167,344.02 = 52,418.94/x
  3. Step 3: Cross multiply
    111,616.20x = 167,344.02 × 52,418.94
  4. Step 4: Simplify right side
    111,616.20x = 8,771,996,143.74
  5. Step 5: Solve for x
    x = 8,771,996,143.74/111,616.20
  6. Step 6: Final answer
    x = 78,590.71

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1.5x scale

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.