Home / 70,099.19-96,738.54-38,268.33

Finding the Fourth Proportional to 70,099.19, 96,738.54 and 38,268.33

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Solution

The fourth proportional to 70,099.19, 96,738.54 and 38,268.33 is: 52,811.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,099.19 : 96,738.54 = 38,268.33 : x
  2. Step 2: Convert to fraction form
    70,099.19/96,738.54 = 38,268.33/x
  3. Step 3: Cross multiply
    70,099.19x = 96,738.54 × 38,268.33
  4. Step 4: Simplify right side
    70,099.19x = 3,702,022,372.44
  5. Step 5: Solve for x
    x = 3,702,022,372.44/70,099.19
  6. Step 6: Final answer
    x = 52,811.20

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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.