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Finding the Fourth Proportional to 111,599.88, 167,400.72 and 36,725.10

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Solution

The fourth proportional to 111,599.88, 167,400.72 and 36,725.10 is: 55,087.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,599.88 : 167,400.72 = 36,725.10 : x
  2. Step 2: Convert to fraction form
    111,599.88/167,400.72 = 36,725.10/x
  3. Step 3: Cross multiply
    111,599.88x = 167,400.72 × 36,725.10
  4. Step 4: Simplify right side
    111,599.88x = 6,147,808,182.07
  5. Step 5: Solve for x
    x = 6,147,808,182.07/111,599.88
  6. Step 6: Final answer
    x = 55,087.95

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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.