Home / 96,481.54-133,142.97-54,039.94

Finding the Fourth Proportional to 96,481.54, 133,142.97 and 54,039.94

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Solution

The fourth proportional to 96,481.54, 133,142.97 and 54,039.94 is: 74,574.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,481.54 : 133,142.97 = 54,039.94 : x
  2. Step 2: Convert to fraction form
    96,481.54/133,142.97 = 54,039.94/x
  3. Step 3: Cross multiply
    96,481.54x = 133,142.97 × 54,039.94
  4. Step 4: Simplify right side
    96,481.54x = 7,195,038,110.22
  5. Step 5: Solve for x
    x = 7,195,038,110.22/96,481.54
  6. Step 6: Final answer
    x = 74,574.25

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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.