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Finding the Fourth Proportional to 150,672.64, 225,733.50 and 70,563.64

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Solution

The fourth proportional to 150,672.64, 225,733.50 and 70,563.64 is: 105,716.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,672.64 : 225,733.50 = 70,563.64 : x
  2. Step 2: Convert to fraction form
    150,672.64/225,733.50 = 70,563.64/x
  3. Step 3: Cross multiply
    150,672.64x = 225,733.50 × 70,563.64
  4. Step 4: Simplify right side
    150,672.64x = 15,928,577,429.94
  5. Step 5: Solve for x
    x = 15,928,577,429.94/150,672.64
  6. Step 6: Final answer
    x = 105,716.46

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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.