Home / 47,113.56-65,025.90-31,198.68

Finding the Fourth Proportional to 47,113.56, 65,025.90 and 31,198.68

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Solution

The fourth proportional to 47,113.56, 65,025.90 and 31,198.68 is: 43,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,113.56 : 65,025.90 = 31,198.68 : x
  2. Step 2: Convert to fraction form
    47,113.56/65,025.90 = 31,198.68/x
  3. Step 3: Cross multiply
    47,113.56x = 65,025.90 × 31,198.68
  4. Step 4: Simplify right side
    47,113.56x = 2,028,722,245.81
  5. Step 5: Solve for x
    x = 2,028,722,245.81/47,113.56
  6. Step 6: Final answer
    x = 43,060.26

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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.