Home / 136,629.44-204,973.32-47,888.36

Finding the Fourth Proportional to 136,629.44, 204,973.32 and 47,888.36

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Solution

The fourth proportional to 136,629.44, 204,973.32 and 47,888.36 is: 71,842.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,629.44 : 204,973.32 = 47,888.36 : x
  2. Step 2: Convert to fraction form
    136,629.44/204,973.32 = 47,888.36/x
  3. Step 3: Cross multiply
    136,629.44x = 204,973.32 × 47,888.36
  4. Step 4: Simplify right side
    136,629.44x = 9,815,836,138.56
  5. Step 5: Solve for x
    x = 9,815,836,138.56/136,629.44
  6. Step 6: Final answer
    x = 71,842.76

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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.