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Finding the Fourth Proportional to 185,552.90, 278,313.15 and 60,893.90

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Solution

The fourth proportional to 185,552.90, 278,313.15 and 60,893.90 is: 91,335.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,552.90 : 278,313.15 = 60,893.90 : x
  2. Step 2: Convert to fraction form
    185,552.90/278,313.15 = 60,893.90/x
  3. Step 3: Cross multiply
    185,552.90x = 278,313.15 × 60,893.90
  4. Step 4: Simplify right side
    185,552.90x = 16,947,573,124.79
  5. Step 5: Solve for x
    x = 16,947,573,124.79/185,552.90
  6. Step 6: Final answer
    x = 91,335.53

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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.