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Finding the Fourth Proportional to 150,793.49, 225,845.63 and 71,963.08

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Solution

The fourth proportional to 150,793.49, 225,845.63 and 71,963.08 is: 107,780.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,793.49 : 225,845.63 = 71,963.08 : x
  2. Step 2: Convert to fraction form
    150,793.49/225,845.63 = 71,963.08/x
  3. Step 3: Cross multiply
    150,793.49x = 225,845.63 × 71,963.08
  4. Step 4: Simplify right side
    150,793.49x = 16,252,547,139.34
  5. Step 5: Solve for x
    x = 16,252,547,139.34/150,793.49
  6. Step 6: Final answer
    x = 107,780.16

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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.