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Finding the Fourth Proportional to 35,453.54, 48,926.04 and 19,538.84

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Solution

The fourth proportional to 35,453.54, 48,926.04 and 19,538.84 is: 26,963.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,453.54 : 48,926.04 = 19,538.84 : x
  2. Step 2: Convert to fraction form
    35,453.54/48,926.04 = 19,538.84/x
  3. Step 3: Cross multiply
    35,453.54x = 48,926.04 × 19,538.84
  4. Step 4: Simplify right side
    35,453.54x = 955,958,067.39
  5. Step 5: Solve for x
    x = 955,958,067.39/35,453.54
  6. Step 6: Final answer
    x = 26,963.68

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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.