Home / 70,764.26-97,653.96-38,933.18

Finding the Fourth Proportional to 70,764.26, 97,653.96 and 38,933.18

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Solution

The fourth proportional to 70,764.26, 97,653.96 and 38,933.18 is: 53,727.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,764.26 : 97,653.96 = 38,933.18 : x
  2. Step 2: Convert to fraction form
    70,764.26/97,653.96 = 38,933.18/x
  3. Step 3: Cross multiply
    70,764.26x = 97,653.96 × 38,933.18
  4. Step 4: Simplify right side
    70,764.26x = 3,801,979,202.39
  5. Step 5: Solve for x
    x = 3,801,979,202.39/70,764.26
  6. Step 6: Final answer
    x = 53,727.39

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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.