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Finding the Fourth Proportional to 100,532.16, 150,751.44 and 37,308.24

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Solution

The fourth proportional to 100,532.16, 150,751.44 and 37,308.24 is: 55,944.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,532.16 : 150,751.44 = 37,308.24 : x
  2. Step 2: Convert to fraction form
    100,532.16/150,751.44 = 37,308.24/x
  3. Step 3: Cross multiply
    100,532.16x = 150,751.44 × 37,308.24
  4. Step 4: Simplify right side
    100,532.16x = 5,624,270,903.87
  5. Step 5: Solve for x
    x = 5,624,270,903.87/100,532.16
  6. Step 6: Final answer
    x = 55,944.99

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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.