Home / 87,184.08-119,527.92-85,609.44

Finding the Fourth Proportional to 87,184.08, 119,527.92 and 85,609.44

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Solution

The fourth proportional to 87,184.08, 119,527.92 and 85,609.44 is: 117,369.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,184.08 : 119,527.92 = 85,609.44 : x
  2. Step 2: Convert to fraction form
    87,184.08/119,527.92 = 85,609.44/x
  3. Step 3: Cross multiply
    87,184.08x = 119,527.92 × 85,609.44
  4. Step 4: Simplify right side
    87,184.08x = 10,232,718,295.56
  5. Step 5: Solve for x
    x = 10,232,718,295.56/87,184.08
  6. Step 6: Final answer
    x = 117,369.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.