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Finding the Fourth Proportional to 101,951.61, 152,843.21 and 44,984.96

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Solution

The fourth proportional to 101,951.61, 152,843.21 and 44,984.96 is: 67,440.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,951.61 : 152,843.21 = 44,984.96 : x
  2. Step 2: Convert to fraction form
    101,951.61/152,843.21 = 44,984.96/x
  3. Step 3: Cross multiply
    101,951.61x = 152,843.21 × 44,984.96
  4. Step 4: Simplify right side
    101,951.61x = 6,875,645,688.12
  5. Step 5: Solve for x
    x = 6,875,645,688.12/101,951.61
  6. Step 6: Final answer
    x = 67,440.29

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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.