Home / 96,896.43-133,715.91-56,616.33

Finding the Fourth Proportional to 96,896.43, 133,715.91 and 56,616.33

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Solution

The fourth proportional to 96,896.43, 133,715.91 and 56,616.33 is: 78,129.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,896.43 : 133,715.91 = 56,616.33 : x
  2. Step 2: Convert to fraction form
    96,896.43/133,715.91 = 56,616.33/x
  3. Step 3: Cross multiply
    96,896.43x = 133,715.91 × 56,616.33
  4. Step 4: Simplify right side
    96,896.43x = 7,570,504,086.81
  5. Step 5: Solve for x
    x = 7,570,504,086.81/96,896.43
  6. Step 6: Final answer
    x = 78,129.86

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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.