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Finding the Fourth Proportional to 150,010.80, 225,016.20 and 39,202.80

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Solution

The fourth proportional to 150,010.80, 225,016.20 and 39,202.80 is: 58,804.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,010.80 : 225,016.20 = 39,202.80 : x
  2. Step 2: Convert to fraction form
    150,010.80/225,016.20 = 39,202.80/x
  3. Step 3: Cross multiply
    150,010.80x = 225,016.20 × 39,202.80
  4. Step 4: Simplify right side
    150,010.80x = 8,821,265,085.36
  5. Step 5: Solve for x
    x = 8,821,265,085.36/150,010.80
  6. Step 6: Final answer
    x = 58,804.20

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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.