Home / 43,893.20-65,839.80-29,896.40

Finding the Fourth Proportional to 43,893.20, 65,839.80 and 29,896.40

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Solution

The fourth proportional to 43,893.20, 65,839.80 and 29,896.40 is: 44,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,893.20 : 65,839.80 = 29,896.40 : x
  2. Step 2: Convert to fraction form
    43,893.20/65,839.80 = 29,896.40/x
  3. Step 3: Cross multiply
    43,893.20x = 65,839.80 × 29,896.40
  4. Step 4: Simplify right side
    43,893.20x = 1,968,372,996.72
  5. Step 5: Solve for x
    x = 1,968,372,996.72/43,893.20
  6. Step 6: Final answer
    x = 44,844.60

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Similar ratio
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1.5x scale

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.