Home / 111,486.24-167,185.76-40,392

Finding the Fourth Proportional to 111,486.24, 167,185.76 and 40,392

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Solution

The fourth proportional to 111,486.24, 167,185.76 and 40,392 is: 60,572.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,486.24 : 167,185.76 = 40,392 : x
  2. Step 2: Convert to fraction form
    111,486.24/167,185.76 = 40,392/x
  3. Step 3: Cross multiply
    111,486.24x = 167,185.76 × 40,392
  4. Step 4: Simplify right side
    111,486.24x = 6,752,967,217.92
  5. Step 5: Solve for x
    x = 6,752,967,217.92/111,486.24
  6. Step 6: Final answer
    x = 60,572.20

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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.