Home / 150,572.23-225,847.78-70,627.74

Finding the Fourth Proportional to 150,572.23, 225,847.78 and 70,627.74

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Solution

The fourth proportional to 150,572.23, 225,847.78 and 70,627.74 is: 105,936.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,572.23 : 225,847.78 = 70,627.74 : x
  2. Step 2: Convert to fraction form
    150,572.23/225,847.78 = 70,627.74/x
  3. Step 3: Cross multiply
    150,572.23x = 225,847.78 × 70,627.74
  4. Step 4: Simplify right side
    150,572.23x = 15,951,117,261.92
  5. Step 5: Solve for x
    x = 15,951,117,261.92/150,572.23
  6. Step 6: Final answer
    x = 105,936.65

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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.