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Finding the Fourth Proportional to 111,252.65, 166,915.88 and 44,658.50

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Solution

The fourth proportional to 111,252.65, 166,915.88 and 44,658.50 is: 67,002.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,252.65 : 166,915.88 = 44,658.50 : x
  2. Step 2: Convert to fraction form
    111,252.65/166,915.88 = 44,658.50/x
  3. Step 3: Cross multiply
    111,252.65x = 166,915.88 × 44,658.50
  4. Step 4: Simplify right side
    111,252.65x = 7,454,211,769.11
  5. Step 5: Solve for x
    x = 7,454,211,769.11/111,252.65
  6. Step 6: Final answer
    x = 67,002.56

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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.