Home / 137,555.19-206,318.96-37,725.42

Finding the Fourth Proportional to 137,555.19, 206,318.96 and 37,725.42

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Solution

The fourth proportional to 137,555.19, 206,318.96 and 37,725.42 is: 56,584.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,555.19 : 206,318.96 = 37,725.42 : x
  2. Step 2: Convert to fraction form
    137,555.19/206,318.96 = 37,725.42/x
  3. Step 3: Cross multiply
    137,555.19x = 206,318.96 × 37,725.42
  4. Step 4: Simplify right side
    137,555.19x = 7,783,469,231.34
  5. Step 5: Solve for x
    x = 7,783,469,231.34/137,555.19
  6. Step 6: Final answer
    x = 56,584.34

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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.