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Finding the Fourth Proportional to 100,352.37, 150,529.64 and 30,232.29

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Solution

The fourth proportional to 100,352.37, 150,529.64 and 30,232.29 is: 45,348.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,352.37 : 150,529.64 = 30,232.29 : x
  2. Step 2: Convert to fraction form
    100,352.37/150,529.64 = 30,232.29/x
  3. Step 3: Cross multiply
    100,352.37x = 150,529.64 × 30,232.29
  4. Step 4: Simplify right side
    100,352.37x = 4,550,855,578.91
  5. Step 5: Solve for x
    x = 4,550,855,578.91/100,352.37
  6. Step 6: Final answer
    x = 45,348.76

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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.