Home / 53,286.73-73,530.44-29,411.86

Finding the Fourth Proportional to 53,286.73, 73,530.44 and 29,411.86

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Solution

The fourth proportional to 53,286.73, 73,530.44 and 29,411.86 is: 40,585.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,286.73 : 73,530.44 = 29,411.86 : x
  2. Step 2: Convert to fraction form
    53,286.73/73,530.44 = 29,411.86/x
  3. Step 3: Cross multiply
    53,286.73x = 73,530.44 × 29,411.86
  4. Step 4: Simplify right side
    53,286.73x = 2,162,667,007.02
  5. Step 5: Solve for x
    x = 2,162,667,007.02/53,286.73
  6. Step 6: Final answer
    x = 40,585.47

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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.