Home / 65,789.08-98,609.64-32,438.56

Finding the Fourth Proportional to 65,789.08, 98,609.64 and 32,438.56

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Solution

The fourth proportional to 65,789.08, 98,609.64 and 32,438.56 is: 48,621.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,789.08 : 98,609.64 = 32,438.56 : x
  2. Step 2: Convert to fraction form
    65,789.08/98,609.64 = 32,438.56/x
  3. Step 3: Cross multiply
    65,789.08x = 98,609.64 × 32,438.56
  4. Step 4: Simplify right side
    65,789.08x = 3,198,754,723.72
  5. Step 5: Solve for x
    x = 3,198,754,723.72/65,789.08
  6. Step 6: Final answer
    x = 48,621.36

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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.