Home / 150,269.80-207,365.92-82,285.56

Finding the Fourth Proportional to 150,269.80, 207,365.92 and 82,285.56

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Solution

The fourth proportional to 150,269.80, 207,365.92 and 82,285.56 is: 113,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,269.80 : 207,365.92 = 82,285.56 : x
  2. Step 2: Convert to fraction form
    150,269.80/207,365.92 = 82,285.56/x
  3. Step 3: Cross multiply
    150,269.80x = 207,365.92 × 82,285.56
  4. Step 4: Simplify right side
    150,269.80x = 17,063,220,852.12
  5. Step 5: Solve for x
    x = 17,063,220,852.12/150,269.80
  6. Step 6: Final answer
    x = 113,550.57

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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.