Home / 96,791.45-133,550.39-54,347.18

Finding the Fourth Proportional to 96,791.45, 133,550.39 and 54,347.18

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Solution

The fourth proportional to 96,791.45, 133,550.39 and 54,347.18 is: 74,986.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,791.45 : 133,550.39 = 54,347.18 : x
  2. Step 2: Convert to fraction form
    96,791.45/133,550.39 = 54,347.18/x
  3. Step 3: Cross multiply
    96,791.45x = 133,550.39 × 54,347.18
  4. Step 4: Simplify right side
    96,791.45x = 7,258,086,812.66
  5. Step 5: Solve for x
    x = 7,258,086,812.66/96,791.45
  6. Step 6: Final answer
    x = 74,986.86

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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.