Home / 47,179.83-65,037.73-31,236.60

Finding the Fourth Proportional to 47,179.83, 65,037.73 and 31,236.60

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Solution

The fourth proportional to 47,179.83, 65,037.73 and 31,236.60 is: 43,059.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,179.83 : 65,037.73 = 31,236.60 : x
  2. Step 2: Convert to fraction form
    47,179.83/65,037.73 = 31,236.60/x
  3. Step 3: Cross multiply
    47,179.83x = 65,037.73 × 31,236.60
  4. Step 4: Simplify right side
    47,179.83x = 2,031,557,556.92
  5. Step 5: Solve for x
    x = 2,031,557,556.92/47,179.83
  6. Step 6: Final answer
    x = 43,059.87

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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.