Home / 54,016.32-74,530.62-31,342.17

Finding the Fourth Proportional to 54,016.32, 74,530.62 and 31,342.17

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Solution

The fourth proportional to 54,016.32, 74,530.62 and 31,342.17 is: 43,245.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,016.32 : 74,530.62 = 31,342.17 : x
  2. Step 2: Convert to fraction form
    54,016.32/74,530.62 = 31,342.17/x
  3. Step 3: Cross multiply
    54,016.32x = 74,530.62 × 31,342.17
  4. Step 4: Simplify right side
    54,016.32x = 2,335,951,362.25
  5. Step 5: Solve for x
    x = 2,335,951,362.25/54,016.32
  6. Step 6: Final answer
    x = 43,245.29

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Double scale
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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.