Home / 69,080.66-95,334.82-40,785.74

Finding the Fourth Proportional to 69,080.66, 95,334.82 and 40,785.74

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Solution

The fourth proportional to 69,080.66, 95,334.82 and 40,785.74 is: 56,286.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,080.66 : 95,334.82 = 40,785.74 : x
  2. Step 2: Convert to fraction form
    69,080.66/95,334.82 = 40,785.74/x
  3. Step 3: Cross multiply
    69,080.66x = 95,334.82 × 40,785.74
  4. Step 4: Simplify right side
    69,080.66x = 3,888,301,181.47
  5. Step 5: Solve for x
    x = 3,888,301,181.47/69,080.66
  6. Step 6: Final answer
    x = 56,286.39

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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.