Home / 66,968.20-92,415.85-36,754.02

Finding the Fourth Proportional to 66,968.20, 92,415.85 and 36,754.02

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Solution

The fourth proportional to 66,968.20, 92,415.85 and 36,754.02 is: 50,720.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,968.20 : 92,415.85 = 36,754.02 : x
  2. Step 2: Convert to fraction form
    66,968.20/92,415.85 = 36,754.02/x
  3. Step 3: Cross multiply
    66,968.20x = 92,415.85 × 36,754.02
  4. Step 4: Simplify right side
    66,968.20x = 3,396,653,999.22
  5. Step 5: Solve for x
    x = 3,396,653,999.22/66,968.20
  6. Step 6: Final answer
    x = 50,720.40

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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.