Home / 54,693.64-82,040.82-19,633.60

Finding the Fourth Proportional to 54,693.64, 82,040.82 and 19,633.60

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Solution

The fourth proportional to 54,693.64, 82,040.82 and 19,633.60 is: 29,450.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,693.64 : 82,040.82 = 19,633.60 : x
  2. Step 2: Convert to fraction form
    54,693.64/82,040.82 = 19,633.60/x
  3. Step 3: Cross multiply
    54,693.64x = 82,040.82 × 19,633.60
  4. Step 4: Simplify right side
    54,693.64x = 1,610,756,643.55
  5. Step 5: Solve for x
    x = 1,610,756,643.55/54,693.64
  6. Step 6: Final answer
    x = 29,450.53

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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.