Home / 69,145.42-103,630.65-44,175.82

Finding the Fourth Proportional to 69,145.42, 103,630.65 and 44,175.82

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Solution

The fourth proportional to 69,145.42, 103,630.65 and 44,175.82 is: 66,207.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,145.42 : 103,630.65 = 44,175.82 : x
  2. Step 2: Convert to fraction form
    69,145.42/103,630.65 = 44,175.82/x
  3. Step 3: Cross multiply
    69,145.42x = 103,630.65 × 44,175.82
  4. Step 4: Simplify right side
    69,145.42x = 4,577,968,940.88
  5. Step 5: Solve for x
    x = 4,577,968,940.88/69,145.42
  6. Step 6: Final answer
    x = 66,207.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.