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Finding the Fourth Proportional to 185,257.72, 277,884.42 and 45,016.48

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Solution

The fourth proportional to 185,257.72, 277,884.42 and 45,016.48 is: 67,524.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,257.72 : 277,884.42 = 45,016.48 : x
  2. Step 2: Convert to fraction form
    185,257.72/277,884.42 = 45,016.48/x
  3. Step 3: Cross multiply
    185,257.72x = 277,884.42 × 45,016.48
  4. Step 4: Simplify right side
    185,257.72x = 12,509,378,435.24
  5. Step 5: Solve for x
    x = 12,509,378,435.24/185,257.72
  6. Step 6: Final answer
    x = 67,524.20

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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.