Home / 66,743.44-92,096.85-39,880.27

Finding the Fourth Proportional to 66,743.44, 92,096.85 and 39,880.27

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Solution

The fourth proportional to 66,743.44, 92,096.85 and 39,880.27 is: 55,029.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,743.44 : 92,096.85 = 39,880.27 : x
  2. Step 2: Convert to fraction form
    66,743.44/92,096.85 = 39,880.27/x
  3. Step 3: Cross multiply
    66,743.44x = 92,096.85 × 39,880.27
  4. Step 4: Simplify right side
    66,743.44x = 3,672,847,244.15
  5. Step 5: Solve for x
    x = 3,672,847,244.15/66,743.44
  6. Step 6: Final answer
    x = 55,029.34

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1.5x scale

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.