Home / 85,467.36-117,944.96-47,741.61

Finding the Fourth Proportional to 85,467.36, 117,944.96 and 47,741.61

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Solution

The fourth proportional to 85,467.36, 117,944.96 and 47,741.61 is: 65,883.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,467.36 : 117,944.96 = 47,741.61 : x
  2. Step 2: Convert to fraction form
    85,467.36/117,944.96 = 47,741.61/x
  3. Step 3: Cross multiply
    85,467.36x = 117,944.96 × 47,741.61
  4. Step 4: Simplify right side
    85,467.36x = 5,630,882,664.40
  5. Step 5: Solve for x
    x = 5,630,882,664.40/85,467.36
  6. Step 6: Final answer
    x = 65,883.43

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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.