Home / 114,012.56-171,022.31-39,131.64

Finding the Fourth Proportional to 114,012.56, 171,022.31 and 39,131.64

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Solution

The fourth proportional to 114,012.56, 171,022.31 and 39,131.64 is: 58,698.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,012.56 : 171,022.31 = 39,131.64 : x
  2. Step 2: Convert to fraction form
    114,012.56/171,022.31 = 39,131.64/x
  3. Step 3: Cross multiply
    114,012.56x = 171,022.31 × 39,131.64
  4. Step 4: Simplify right side
    114,012.56x = 6,692,383,466.89
  5. Step 5: Solve for x
    x = 6,692,383,466.89/114,012.56
  6. Step 6: Final answer
    x = 58,698.65

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1.5x scale

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.