Home / 190,753.62-263,179.11-110,170.50

Finding the Fourth Proportional to 190,753.62, 263,179.11 and 110,170.50

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Solution

The fourth proportional to 190,753.62, 263,179.11 and 110,170.50 is: 152,000.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,753.62 : 263,179.11 = 110,170.50 : x
  2. Step 2: Convert to fraction form
    190,753.62/263,179.11 = 110,170.50/x
  3. Step 3: Cross multiply
    190,753.62x = 263,179.11 × 110,170.50
  4. Step 4: Simplify right side
    190,753.62x = 28,994,574,138.26
  5. Step 5: Solve for x
    x = 28,994,574,138.26/190,753.62
  6. Step 6: Final answer
    x = 152,000.13

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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.