Home / 70,214.73-96,896.34-38,383.64

Finding the Fourth Proportional to 70,214.73, 96,896.34 and 38,383.64

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Solution

The fourth proportional to 70,214.73, 96,896.34 and 38,383.64 is: 52,969.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,214.73 : 96,896.34 = 38,383.64 : x
  2. Step 2: Convert to fraction form
    70,214.73/96,896.34 = 38,383.64/x
  3. Step 3: Cross multiply
    70,214.73x = 96,896.34 × 38,383.64
  4. Step 4: Simplify right side
    70,214.73x = 3,719,233,747.40
  5. Step 5: Solve for x
    x = 3,719,233,747.40/70,214.73
  6. Step 6: Final answer
    x = 52,969.42

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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.