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Finding the Fourth Proportional to 101,940.84, 152,843.68 and 48,641.04

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Solution

The fourth proportional to 101,940.84, 152,843.68 and 48,641.04 is: 72,929.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,940.84 : 152,843.68 = 48,641.04 : x
  2. Step 2: Convert to fraction form
    101,940.84/152,843.68 = 48,641.04/x
  3. Step 3: Cross multiply
    101,940.84x = 152,843.68 × 48,641.04
  4. Step 4: Simplify right side
    101,940.84x = 7,434,475,552.63
  5. Step 5: Solve for x
    x = 7,434,475,552.63/101,940.84
  6. Step 6: Final answer
    x = 72,929.31

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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.