Home / 170,224.46-255,193.74-74,089.86

Finding the Fourth Proportional to 170,224.46, 255,193.74 and 74,089.86

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Solution

The fourth proportional to 170,224.46, 255,193.74 and 74,089.86 is: 111,072.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,224.46 : 255,193.74 = 74,089.86 : x
  2. Step 2: Convert to fraction form
    170,224.46/255,193.74 = 74,089.86/x
  3. Step 3: Cross multiply
    170,224.46x = 255,193.74 × 74,089.86
  4. Step 4: Simplify right side
    170,224.46x = 18,907,269,665.70
  5. Step 5: Solve for x
    x = 18,907,269,665.70/170,224.46
  6. Step 6: Final answer
    x = 111,072.58

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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.