Home / 54,325.44-74,969.24-31,662.72

Finding the Fourth Proportional to 54,325.44, 74,969.24 and 31,662.72

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Solution

The fourth proportional to 54,325.44, 74,969.24 and 31,662.72 is: 43,694.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,325.44 : 74,969.24 = 31,662.72 : x
  2. Step 2: Convert to fraction form
    54,325.44/74,969.24 = 31,662.72/x
  3. Step 3: Cross multiply
    54,325.44x = 74,969.24 × 31,662.72
  4. Step 4: Simplify right side
    54,325.44x = 2,373,730,054.73
  5. Step 5: Solve for x
    x = 2,373,730,054.73/54,325.44
  6. Step 6: Final answer
    x = 43,694.63

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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.