Home / 47,251.44-70,852.32-20,944.80

Finding the Fourth Proportional to 47,251.44, 70,852.32 and 20,944.80

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Solution

The fourth proportional to 47,251.44, 70,852.32 and 20,944.80 is: 31,406.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,251.44 : 70,852.32 = 20,944.80 : x
  2. Step 2: Convert to fraction form
    47,251.44/70,852.32 = 20,944.80/x
  3. Step 3: Cross multiply
    47,251.44x = 70,852.32 × 20,944.80
  4. Step 4: Simplify right side
    47,251.44x = 1,483,987,671.94
  5. Step 5: Solve for x
    x = 1,483,987,671.94/47,251.44
  6. Step 6: Final answer
    x = 31,406.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.