Home / 68,575.38-94,629.55-38,355.46

Finding the Fourth Proportional to 68,575.38, 94,629.55 and 38,355.46

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Solution

The fourth proportional to 68,575.38, 94,629.55 and 38,355.46 is: 52,928.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,575.38 : 94,629.55 = 38,355.46 : x
  2. Step 2: Convert to fraction form
    68,575.38/94,629.55 = 38,355.46/x
  3. Step 3: Cross multiply
    68,575.38x = 94,629.55 × 38,355.46
  4. Step 4: Simplify right side
    68,575.38x = 3,629,559,919.84
  5. Step 5: Solve for x
    x = 3,629,559,919.84/68,575.38
  6. Step 6: Final answer
    x = 52,928.03

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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.