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Finding the Fourth Proportional to 111,724.91, 167,592.48 and 36,851.59

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Solution

The fourth proportional to 111,724.91, 167,592.48 and 36,851.59 is: 55,279.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,724.91 : 167,592.48 = 36,851.59 : x
  2. Step 2: Convert to fraction form
    111,724.91/167,592.48 = 36,851.59/x
  3. Step 3: Cross multiply
    111,724.91x = 167,592.48 × 36,851.59
  4. Step 4: Simplify right side
    111,724.91x = 6,176,049,431.34
  5. Step 5: Solve for x
    x = 6,176,049,431.34/111,724.91
  6. Step 6: Final answer
    x = 55,279.07

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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.