Home / 96,667.64-133,392.38-54,217.96

Finding the Fourth Proportional to 96,667.64, 133,392.38 and 54,217.96

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Solution

The fourth proportional to 96,667.64, 133,392.38 and 54,217.96 is: 74,815.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,667.64 : 133,392.38 = 54,217.96 : x
  2. Step 2: Convert to fraction form
    96,667.64/133,392.38 = 54,217.96/x
  3. Step 3: Cross multiply
    96,667.64x = 133,392.38 × 54,217.96
  4. Step 4: Simplify right side
    96,667.64x = 7,232,262,723.14
  5. Step 5: Solve for x
    x = 7,232,262,723.14/96,667.64
  6. Step 6: Final answer
    x = 74,815.76

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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.