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Finding the Fourth Proportional to 150,168.37, 225,363.52 and 120,938.98

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Solution

The fourth proportional to 150,168.37, 225,363.52 and 120,938.98 is: 181,497.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,168.37 : 225,363.52 = 120,938.98 : x
  2. Step 2: Convert to fraction form
    150,168.37/225,363.52 = 120,938.98/x
  3. Step 3: Cross multiply
    150,168.37x = 225,363.52 × 120,938.98
  4. Step 4: Simplify right side
    150,168.37x = 27,255,232,808.84
  5. Step 5: Solve for x
    x = 27,255,232,808.84/150,168.37
  6. Step 6: Final answer
    x = 181,497.83

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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.