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Finding the Fourth Proportional to 146,553.20, 219,829.80 and 95,814.80

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Solution

The fourth proportional to 146,553.20, 219,829.80 and 95,814.80 is: 143,722.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,553.20 : 219,829.80 = 95,814.80 : x
  2. Step 2: Convert to fraction form
    146,553.20/219,829.80 = 95,814.80/x
  3. Step 3: Cross multiply
    146,553.20x = 219,829.80 × 95,814.80
  4. Step 4: Simplify right side
    146,553.20x = 21,062,948,321.04
  5. Step 5: Solve for x
    x = 21,062,948,321.04/146,553.20
  6. Step 6: Final answer
    x = 143,722.20

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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.