Home / 67,235.06-92,796.84-38,940.75

Finding the Fourth Proportional to 67,235.06, 92,796.84 and 38,940.75

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Solution

The fourth proportional to 67,235.06, 92,796.84 and 38,940.75 is: 53,745.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,235.06 : 92,796.84 = 38,940.75 : x
  2. Step 2: Convert to fraction form
    67,235.06/92,796.84 = 38,940.75/x
  3. Step 3: Cross multiply
    67,235.06x = 92,796.84 × 38,940.75
  4. Step 4: Simplify right side
    67,235.06x = 3,613,578,547.23
  5. Step 5: Solve for x
    x = 3,613,578,547.23/67,235.06
  6. Step 6: Final answer
    x = 53,745.45

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.