Home / 111,474.18-167,214.51-52,337.70

Finding the Fourth Proportional to 111,474.18, 167,214.51 and 52,337.70

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Solution

The fourth proportional to 111,474.18, 167,214.51 and 52,337.70 is: 78,508.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,474.18 : 167,214.51 = 52,337.70 : x
  2. Step 2: Convert to fraction form
    111,474.18/167,214.51 = 52,337.70/x
  3. Step 3: Cross multiply
    111,474.18x = 167,214.51 × 52,337.70
  4. Step 4: Simplify right side
    111,474.18x = 8,751,622,860.03
  5. Step 5: Solve for x
    x = 8,751,622,860.03/111,474.18
  6. Step 6: Final answer
    x = 78,508.07

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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.