Home / 48,419.56-66,820.72-27,198.36

Finding the Fourth Proportional to 48,419.56, 66,820.72 and 27,198.36

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Solution

The fourth proportional to 48,419.56, 66,820.72 and 27,198.36 is: 37,534.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,419.56 : 66,820.72 = 27,198.36 : x
  2. Step 2: Convert to fraction form
    48,419.56/66,820.72 = 27,198.36/x
  3. Step 3: Cross multiply
    48,419.56x = 66,820.72 × 27,198.36
  4. Step 4: Simplify right side
    48,419.56x = 1,817,413,998.02
  5. Step 5: Solve for x
    x = 1,817,413,998.02/48,419.56
  6. Step 6: Final answer
    x = 37,534.71

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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.