Home / 66,919.05-92,350.87-36,705.64

Finding the Fourth Proportional to 66,919.05, 92,350.87 and 36,705.64

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Solution

The fourth proportional to 66,919.05, 92,350.87 and 36,705.64 is: 50,655.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,919.05 : 92,350.87 = 36,705.64 : x
  2. Step 2: Convert to fraction form
    66,919.05/92,350.87 = 36,705.64/x
  3. Step 3: Cross multiply
    66,919.05x = 92,350.87 × 36,705.64
  4. Step 4: Simplify right side
    66,919.05x = 3,389,797,787.91
  5. Step 5: Solve for x
    x = 3,389,797,787.91/66,919.05
  6. Step 6: Final answer
    x = 50,655.20

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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.