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Finding the Fourth Proportional to 255,251.53, 382,835.26 and 95,285.44

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Solution

The fourth proportional to 255,251.53, 382,835.26 and 95,285.44 is: 142,912.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,251.53 : 382,835.26 = 95,285.44 : x
  2. Step 2: Convert to fraction form
    255,251.53/382,835.26 = 95,285.44/x
  3. Step 3: Cross multiply
    255,251.53x = 382,835.26 × 95,285.44
  4. Step 4: Simplify right side
    255,251.53x = 36,478,626,196.61
  5. Step 5: Solve for x
    x = 36,478,626,196.61/255,251.53
  6. Step 6: Final answer
    x = 142,912.47

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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.