Home / 96,534.54-133,221.27-54,091.50

Finding the Fourth Proportional to 96,534.54, 133,221.27 and 54,091.50

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Solution

The fourth proportional to 96,534.54, 133,221.27 and 54,091.50 is: 74,648.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,534.54 : 133,221.27 = 54,091.50 : x
  2. Step 2: Convert to fraction form
    96,534.54/133,221.27 = 54,091.50/x
  3. Step 3: Cross multiply
    96,534.54x = 133,221.27 × 54,091.50
  4. Step 4: Simplify right side
    96,534.54x = 7,206,138,326.21
  5. Step 5: Solve for x
    x = 7,206,138,326.21/96,534.54
  6. Step 6: Final answer
    x = 74,648.29

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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.