Home / 96,120.86-132,646.68-53,679.42

Finding the Fourth Proportional to 96,120.86, 132,646.68 and 53,679.42

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Solution

The fourth proportional to 96,120.86, 132,646.68 and 53,679.42 is: 74,077.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,120.86 : 132,646.68 = 53,679.42 : x
  2. Step 2: Convert to fraction form
    96,120.86/132,646.68 = 53,679.42/x
  3. Step 3: Cross multiply
    96,120.86x = 132,646.68 × 53,679.42
  4. Step 4: Simplify right side
    96,120.86x = 7,120,396,847.33
  5. Step 5: Solve for x
    x = 7,120,396,847.33/96,120.86
  6. Step 6: Final answer
    x = 74,077.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.