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Finding the Fourth Proportional to 101,951.84, 152,843.54 and 44,985.18

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Solution

The fourth proportional to 101,951.84, 152,843.54 and 44,985.18 is: 67,440.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,951.84 : 152,843.54 = 44,985.18 : x
  2. Step 2: Convert to fraction form
    101,951.84/152,843.54 = 44,985.18/x
  3. Step 3: Cross multiply
    101,951.84x = 152,843.54 × 44,985.18
  4. Step 4: Simplify right side
    101,951.84x = 6,875,694,158.74
  5. Step 5: Solve for x
    x = 6,875,694,158.74/101,951.84
  6. Step 6: Final answer
    x = 67,440.61

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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.