Home / 107,100.20-160,604.76-43,876.64

Finding the Fourth Proportional to 107,100.20, 160,604.76 and 43,876.64

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Solution

The fourth proportional to 107,100.20, 160,604.76 and 43,876.64 is: 65,796.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,100.20 : 160,604.76 = 43,876.64 : x
  2. Step 2: Convert to fraction form
    107,100.20/160,604.76 = 43,876.64/x
  3. Step 3: Cross multiply
    107,100.20x = 160,604.76 × 43,876.64
  4. Step 4: Simplify right side
    107,100.20x = 7,046,797,236.81
  5. Step 5: Solve for x
    x = 7,046,797,236.81/107,100.20
  6. Step 6: Final answer
    x = 65,796.30

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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.