Home / 48,308.88-66,665.22-27,087.68

Finding the Fourth Proportional to 48,308.88, 66,665.22 and 27,087.68

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Solution

The fourth proportional to 48,308.88, 66,665.22 and 27,087.68 is: 37,380.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,308.88 : 66,665.22 = 27,087.68 : x
  2. Step 2: Convert to fraction form
    48,308.88/66,665.22 = 27,087.68/x
  3. Step 3: Cross multiply
    48,308.88x = 66,665.22 × 27,087.68
  4. Step 4: Simplify right side
    48,308.88x = 1,805,806,146.49
  5. Step 5: Solve for x
    x = 1,805,806,146.49/48,308.88
  6. Step 6: Final answer
    x = 37,380.42

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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.