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Finding the Fourth Proportional to 185,737.82, 278,607.09 and 45,496.94

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Solution

The fourth proportional to 185,737.82, 278,607.09 and 45,496.94 is: 68,245.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,737.82 : 278,607.09 = 45,496.94 : x
  2. Step 2: Convert to fraction form
    185,737.82/278,607.09 = 45,496.94/x
  3. Step 3: Cross multiply
    185,737.82x = 278,607.09 × 45,496.94
  4. Step 4: Simplify right side
    185,737.82x = 12,675,770,057.30
  5. Step 5: Solve for x
    x = 12,675,770,057.30/185,737.82
  6. Step 6: Final answer
    x = 68,245.50

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1.5x scale

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.