Home / 56,664.82-78,197.46-31,171.54

Finding the Fourth Proportional to 56,664.82, 78,197.46 and 31,171.54

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Solution

The fourth proportional to 56,664.82, 78,197.46 and 31,171.54 is: 43,016.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,664.82 : 78,197.46 = 31,171.54 : x
  2. Step 2: Convert to fraction form
    56,664.82/78,197.46 = 31,171.54/x
  3. Step 3: Cross multiply
    56,664.82x = 78,197.46 × 31,171.54
  4. Step 4: Simplify right side
    56,664.82x = 2,437,535,252.29
  5. Step 5: Solve for x
    x = 2,437,535,252.29/56,664.82
  6. Step 6: Final answer
    x = 43,016.73

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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.