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Finding the Fourth Proportional to 185,163.10, 277,744.65 and 100,963.60

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Solution

The fourth proportional to 185,163.10, 277,744.65 and 100,963.60 is: 151,445.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,163.10 : 277,744.65 = 100,963.60 : x
  2. Step 2: Convert to fraction form
    185,163.10/277,744.65 = 100,963.60/x
  3. Step 3: Cross multiply
    185,163.10x = 277,744.65 × 100,963.60
  4. Step 4: Simplify right side
    185,163.10x = 28,042,099,744.74
  5. Step 5: Solve for x
    x = 28,042,099,744.74/185,163.10
  6. Step 6: Final answer
    x = 151,445.40

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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.