Home / 69,186.44-95,479.50-40,508.92

Finding the Fourth Proportional to 69,186.44, 95,479.50 and 40,508.92

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Solution

The fourth proportional to 69,186.44, 95,479.50 and 40,508.92 is: 55,903.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,186.44 : 95,479.50 = 40,508.92 : x
  2. Step 2: Convert to fraction form
    69,186.44/95,479.50 = 40,508.92/x
  3. Step 3: Cross multiply
    69,186.44x = 95,479.50 × 40,508.92
  4. Step 4: Simplify right side
    69,186.44x = 3,867,771,427.14
  5. Step 5: Solve for x
    x = 3,867,771,427.14/69,186.44
  6. Step 6: Final answer
    x = 55,903.61

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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.