Home / 190,680.79-263,098.38-110,061.61

Finding the Fourth Proportional to 190,680.79, 263,098.38 and 110,061.61

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Solution

The fourth proportional to 190,680.79, 263,098.38 and 110,061.61 is: 151,861.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,680.79 : 263,098.38 = 110,061.61 : x
  2. Step 2: Convert to fraction form
    190,680.79/263,098.38 = 110,061.61/x
  3. Step 3: Cross multiply
    190,680.79x = 263,098.38 × 110,061.61
  4. Step 4: Simplify right side
    190,680.79x = 28,957,030,250.85
  5. Step 5: Solve for x
    x = 28,957,030,250.85/190,680.79
  6. Step 6: Final answer
    x = 151,861.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.