Home / 64,467.28-96,535.68-38,190.88

Finding the Fourth Proportional to 64,467.28, 96,535.68 and 38,190.88

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Solution

The fourth proportional to 64,467.28, 96,535.68 and 38,190.88 is: 57,188.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,467.28 : 96,535.68 = 38,190.88 : x
  2. Step 2: Convert to fraction form
    64,467.28/96,535.68 = 38,190.88/x
  3. Step 3: Cross multiply
    64,467.28x = 96,535.68 × 38,190.88
  4. Step 4: Simplify right side
    64,467.28x = 3,686,782,570.60
  5. Step 5: Solve for x
    x = 3,686,782,570.60/64,467.28
  6. Step 6: Final answer
    x = 57,188.43

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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.