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Finding the Fourth Proportional to 215,772.53, 323,658.81 and 95,801.27

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Solution

The fourth proportional to 215,772.53, 323,658.81 and 95,801.27 is: 143,701.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,772.53 : 323,658.81 = 95,801.27 : x
  2. Step 2: Convert to fraction form
    215,772.53/323,658.81 = 95,801.27/x
  3. Step 3: Cross multiply
    215,772.53x = 323,658.81 × 95,801.27
  4. Step 4: Simplify right side
    215,772.53x = 31,006,923,426.39
  5. Step 5: Solve for x
    x = 31,006,923,426.39/215,772.53
  6. Step 6: Final answer
    x = 143,701.91

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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.