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Finding the Fourth Proportional to 150,220.80, 225,245.88 and 61,370.28

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Solution

The fourth proportional to 150,220.80, 225,245.88 and 61,370.28 is: 92,020.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,220.80 : 225,245.88 = 61,370.28 : x
  2. Step 2: Convert to fraction form
    150,220.80/225,245.88 = 61,370.28/x
  3. Step 3: Cross multiply
    150,220.80x = 225,245.88 × 61,370.28
  4. Step 4: Simplify right side
    150,220.80x = 13,823,402,724.45
  5. Step 5: Solve for x
    x = 13,823,402,724.45/150,220.80
  6. Step 6: Final answer
    x = 92,020.56

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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.