Home / 48,659.64-67,138.81-27,434.80

Finding the Fourth Proportional to 48,659.64, 67,138.81 and 27,434.80

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Solution

The fourth proportional to 48,659.64, 67,138.81 and 27,434.80 is: 37,853.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,659.64 : 67,138.81 = 27,434.80 : x
  2. Step 2: Convert to fraction form
    48,659.64/67,138.81 = 27,434.80/x
  3. Step 3: Cross multiply
    48,659.64x = 67,138.81 × 27,434.80
  4. Step 4: Simplify right side
    48,659.64x = 1,841,939,824.59
  5. Step 5: Solve for x
    x = 1,841,939,824.59/48,659.64
  6. Step 6: Final answer
    x = 37,853.54

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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.