Home / 96,974.48-133,660.32-73,996.40

Finding the Fourth Proportional to 96,974.48, 133,660.32 and 73,996.40

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Solution

The fourth proportional to 96,974.48, 133,660.32 and 73,996.40 is: 101,989.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,974.48 : 133,660.32 = 73,996.40 : x
  2. Step 2: Convert to fraction form
    96,974.48/133,660.32 = 73,996.40/x
  3. Step 3: Cross multiply
    96,974.48x = 133,660.32 × 73,996.40
  4. Step 4: Simplify right side
    96,974.48x = 9,890,382,502.85
  5. Step 5: Solve for x
    x = 9,890,382,502.85/96,974.48
  6. Step 6: Final answer
    x = 101,989.54

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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.