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Finding the Fourth Proportional to 183,836.54, 275,780.74 and 65,472.86

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Solution

The fourth proportional to 183,836.54, 275,780.74 and 65,472.86 is: 98,218.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,836.54 : 275,780.74 = 65,472.86 : x
  2. Step 2: Convert to fraction form
    183,836.54/275,780.74 = 65,472.86/x
  3. Step 3: Cross multiply
    183,836.54x = 275,780.74 × 65,472.86
  4. Step 4: Simplify right side
    183,836.54x = 18,056,153,780.72
  5. Step 5: Solve for x
    x = 18,056,153,780.72/183,836.54
  6. Step 6: Final answer
    x = 98,218.52

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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.