Home / 34,201.80-47,179.52-20,051.92

Finding the Fourth Proportional to 34,201.80, 47,179.52 and 20,051.92

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Solution

The fourth proportional to 34,201.80, 47,179.52 and 20,051.92 is: 27,660.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,201.80 : 47,179.52 = 20,051.92 : x
  2. Step 2: Convert to fraction form
    34,201.80/47,179.52 = 20,051.92/x
  3. Step 3: Cross multiply
    34,201.80x = 47,179.52 × 20,051.92
  4. Step 4: Simplify right side
    34,201.80x = 946,039,960.68
  5. Step 5: Solve for x
    x = 946,039,960.68/34,201.80
  6. Step 6: Final answer
    x = 27,660.53

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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.