Home / 70,568.43-97,383.83-38,735.43

Finding the Fourth Proportional to 70,568.43, 97,383.83 and 38,735.43

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Solution

The fourth proportional to 70,568.43, 97,383.83 and 38,735.43 is: 53,454.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,568.43 : 97,383.83 = 38,735.43 : x
  2. Step 2: Convert to fraction form
    70,568.43/97,383.83 = 38,735.43/x
  3. Step 3: Cross multiply
    70,568.43x = 97,383.83 × 38,735.43
  4. Step 4: Simplify right side
    70,568.43x = 3,772,204,530.10
  5. Step 5: Solve for x
    x = 3,772,204,530.10/70,568.43
  6. Step 6: Final answer
    x = 53,454.56

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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.