Home / 190,903.82-263,415.65-110,338.85

Finding the Fourth Proportional to 190,903.82, 263,415.65 and 110,338.85

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Solution

The fourth proportional to 190,903.82, 263,415.65 and 110,338.85 is: 152,249.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,903.82 : 263,415.65 = 110,338.85 : x
  2. Step 2: Convert to fraction form
    190,903.82/263,415.65 = 110,338.85/x
  3. Step 3: Cross multiply
    190,903.82x = 263,415.65 × 110,338.85
  4. Step 4: Simplify right side
    190,903.82x = 29,064,979,999.85
  5. Step 5: Solve for x
    x = 29,064,979,999.85/190,903.82
  6. Step 6: Final answer
    x = 152,249.34

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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.