Home / 133,015.26-199,555.77-39,520.86

Finding the Fourth Proportional to 133,015.26, 199,555.77 and 39,520.86

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Solution

The fourth proportional to 133,015.26, 199,555.77 and 39,520.86 is: 59,291.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,015.26 : 199,555.77 = 39,520.86 : x
  2. Step 2: Convert to fraction form
    133,015.26/199,555.77 = 39,520.86/x
  3. Step 3: Cross multiply
    133,015.26x = 199,555.77 × 39,520.86
  4. Step 4: Simplify right side
    133,015.26x = 7,886,615,648.36
  5. Step 5: Solve for x
    x = 7,886,615,648.36/133,015.26
  6. Step 6: Final answer
    x = 59,291.06

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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.