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Finding the Fourth Proportional to 236,562.57, 354,848.84 and 84,769.54

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Solution

The fourth proportional to 236,562.57, 354,848.84 and 84,769.54 is: 127,156.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,562.57 : 354,848.84 = 84,769.54 : x
  2. Step 2: Convert to fraction form
    236,562.57/354,848.84 = 84,769.54/x
  3. Step 3: Cross multiply
    236,562.57x = 354,848.84 × 84,769.54
  4. Step 4: Simplify right side
    236,562.57x = 30,080,372,936.33
  5. Step 5: Solve for x
    x = 30,080,372,936.33/236,562.57
  6. Step 6: Final answer
    x = 127,156.10

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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.