Home / 48,381.88-66,766.44-27,160.60

Finding the Fourth Proportional to 48,381.88, 66,766.44 and 27,160.60

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Solution

The fourth proportional to 48,381.88, 66,766.44 and 27,160.60 is: 37,481.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,381.88 : 66,766.44 = 27,160.60 : x
  2. Step 2: Convert to fraction form
    48,381.88/66,766.44 = 27,160.60/x
  3. Step 3: Cross multiply
    48,381.88x = 66,766.44 × 27,160.60
  4. Step 4: Simplify right side
    48,381.88x = 1,813,416,570.26
  5. Step 5: Solve for x
    x = 1,813,416,570.26/48,381.88
  6. Step 6: Final answer
    x = 37,481.32

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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.