Home / 96,761.60-133,530.08-54,319.82

Finding the Fourth Proportional to 96,761.60, 133,530.08 and 54,319.82

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Solution

The fourth proportional to 96,761.60, 133,530.08 and 54,319.82 is: 74,960.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,761.60 : 133,530.08 = 54,319.82 : x
  2. Step 2: Convert to fraction form
    96,761.60/133,530.08 = 54,319.82/x
  3. Step 3: Cross multiply
    96,761.60x = 133,530.08 × 54,319.82
  4. Step 4: Simplify right side
    96,761.60x = 7,253,329,972.41
  5. Step 5: Solve for x
    x = 7,253,329,972.41/96,761.60
  6. Step 6: Final answer
    x = 74,960.84

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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.