Home / 86,559.35-119,453.92-54,295.34

Finding the Fourth Proportional to 86,559.35, 119,453.92 and 54,295.34

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Solution

The fourth proportional to 86,559.35, 119,453.92 and 54,295.34 is: 74,928.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,559.35 : 119,453.92 = 54,295.34 : x
  2. Step 2: Convert to fraction form
    86,559.35/119,453.92 = 54,295.34/x
  3. Step 3: Cross multiply
    86,559.35x = 119,453.92 × 54,295.34
  4. Step 4: Simplify right side
    86,559.35x = 6,485,790,467.72
  5. Step 5: Solve for x
    x = 6,485,790,467.72/86,559.35
  6. Step 6: Final answer
    x = 74,928.83

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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.