Home / 48,489.88-66,915.56-27,269.28

Finding the Fourth Proportional to 48,489.88, 66,915.56 and 27,269.28

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Solution

The fourth proportional to 48,489.88, 66,915.56 and 27,269.28 is: 37,631.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,489.88 : 66,915.56 = 27,269.28 : x
  2. Step 2: Convert to fraction form
    48,489.88/66,915.56 = 27,269.28/x
  3. Step 3: Cross multiply
    48,489.88x = 66,915.56 × 27,269.28
  4. Step 4: Simplify right side
    48,489.88x = 1,824,739,142.00
  5. Step 5: Solve for x
    x = 1,824,739,142.00/48,489.88
  6. Step 6: Final answer
    x = 37,631.34

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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.