Home / 111,604.12-167,406.17-49,262.20

Finding the Fourth Proportional to 111,604.12, 167,406.17 and 49,262.20

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Solution

The fourth proportional to 111,604.12, 167,406.17 and 49,262.20 is: 73,893.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,604.12 : 167,406.17 = 49,262.20 : x
  2. Step 2: Convert to fraction form
    111,604.12/167,406.17 = 49,262.20/x
  3. Step 3: Cross multiply
    111,604.12x = 167,406.17 × 49,262.20
  4. Step 4: Simplify right side
    111,604.12x = 8,246,795,513.90
  5. Step 5: Solve for x
    x = 8,246,795,513.90/111,604.12
  6. Step 6: Final answer
    x = 73,893.29

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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.