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Finding the Fourth Proportional to 35,873.76, 49,500.48 and 19,958.40

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Solution

The fourth proportional to 35,873.76, 49,500.48 and 19,958.40 is: 27,539.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,873.76 : 49,500.48 = 19,958.40 : x
  2. Step 2: Convert to fraction form
    35,873.76/49,500.48 = 19,958.40/x
  3. Step 3: Cross multiply
    35,873.76x = 49,500.48 × 19,958.40
  4. Step 4: Simplify right side
    35,873.76x = 987,950,380.03
  5. Step 5: Solve for x
    x = 987,950,380.03/35,873.76
  6. Step 6: Final answer
    x = 27,539.64

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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.