Home / 70,224.09-96,910.19-38,392.91

Finding the Fourth Proportional to 70,224.09, 96,910.19 and 38,392.91

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Solution

The fourth proportional to 70,224.09, 96,910.19 and 38,392.91 is: 52,982.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,224.09 : 96,910.19 = 38,392.91 : x
  2. Step 2: Convert to fraction form
    70,224.09/96,910.19 = 38,392.91/x
  3. Step 3: Cross multiply
    70,224.09x = 96,910.19 × 38,392.91
  4. Step 4: Simplify right side
    70,224.09x = 3,720,664,202.75
  5. Step 5: Solve for x
    x = 3,720,664,202.75/70,224.09
  6. Step 6: Final answer
    x = 52,982.73

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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.