Home / 69,451.06-95,837.49-40,771.90

Finding the Fourth Proportional to 69,451.06, 95,837.49 and 40,771.90

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Solution

The fourth proportional to 69,451.06, 95,837.49 and 40,771.90 is: 56,262.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,451.06 : 95,837.49 = 40,771.90 : x
  2. Step 2: Convert to fraction form
    69,451.06/95,837.49 = 40,771.90/x
  3. Step 3: Cross multiply
    69,451.06x = 95,837.49 × 40,771.90
  4. Step 4: Simplify right side
    69,451.06x = 3,907,476,558.53
  5. Step 5: Solve for x
    x = 3,907,476,558.53/69,451.06
  6. Step 6: Final answer
    x = 56,262.30

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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.