Home / 190,724.11-263,211.20-110,166.37

Finding the Fourth Proportional to 190,724.11, 263,211.20 and 110,166.37

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Solution

The fourth proportional to 190,724.11, 263,211.20 and 110,166.37 is: 152,036.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,724.11 : 263,211.20 = 110,166.37 : x
  2. Step 2: Convert to fraction form
    190,724.11/263,211.20 = 110,166.37/x
  3. Step 3: Cross multiply
    190,724.11x = 263,211.20 × 110,166.37
  4. Step 4: Simplify right side
    190,724.11x = 28,997,022,447.34
  5. Step 5: Solve for x
    x = 28,997,022,447.34/190,724.11
  6. Step 6: Final answer
    x = 152,036.48

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1.5x scale

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.