Home / 111,343.76-167,073.06-52,185.44

Finding the Fourth Proportional to 111,343.76, 167,073.06 and 52,185.44

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Solution

The fourth proportional to 111,343.76, 167,073.06 and 52,185.44 is: 78,305.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,343.76 : 167,073.06 = 52,185.44 : x
  2. Step 2: Convert to fraction form
    111,343.76/167,073.06 = 52,185.44/x
  3. Step 3: Cross multiply
    111,343.76x = 167,073.06 × 52,185.44
  4. Step 4: Simplify right side
    111,343.76x = 8,718,781,148.25
  5. Step 5: Solve for x
    x = 8,718,781,148.25/111,343.76
  6. Step 6: Final answer
    x = 78,305.07

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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.