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Finding the Fourth Proportional to 283,879.98, 425,803.23 and 106,372.13

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Solution

The fourth proportional to 283,879.98, 425,803.23 and 106,372.13 is: 159,551.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,879.98 : 425,803.23 = 106,372.13 : x
  2. Step 2: Convert to fraction form
    283,879.98/425,803.23 = 106,372.13/x
  3. Step 3: Cross multiply
    283,879.98x = 425,803.23 × 106,372.13
  4. Step 4: Simplify right side
    283,879.98x = 45,293,594,406.96
  5. Step 5: Solve for x
    x = 45,293,594,406.96/283,879.98
  6. Step 6: Final answer
    x = 159,551.91

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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.