Home / 50,145.78-69,200.64-27,486.03

Finding the Fourth Proportional to 50,145.78, 69,200.64 and 27,486.03

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Solution

The fourth proportional to 50,145.78, 69,200.64 and 27,486.03 is: 37,930.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,145.78 : 69,200.64 = 27,486.03 : x
  2. Step 2: Convert to fraction form
    50,145.78/69,200.64 = 27,486.03/x
  3. Step 3: Cross multiply
    50,145.78x = 69,200.64 × 27,486.03
  4. Step 4: Simplify right side
    50,145.78x = 1,902,050,867.06
  5. Step 5: Solve for x
    x = 1,902,050,867.06/50,145.78
  6. Step 6: Final answer
    x = 37,930.43

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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.