Home / 283,550.67-391,299.62-156,226.23

Finding the Fourth Proportional to 283,550.67, 391,299.62 and 156,226.23

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Solution

The fourth proportional to 283,550.67, 391,299.62 and 156,226.23 is: 215,592.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    283,550.67 : 391,299.62 = 156,226.23 : x
  2. Step 2: Convert to fraction form
    283,550.67/391,299.62 = 156,226.23/x
  3. Step 3: Cross multiply
    283,550.67x = 391,299.62 × 156,226.23
  4. Step 4: Simplify right side
    283,550.67x = 61,131,263,651.90
  5. Step 5: Solve for x
    x = 61,131,263,651.90/283,550.67
  6. Step 6: Final answer
    x = 215,592.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.