Home / 190,899.06-263,425.32-110,331.79

Finding the Fourth Proportional to 190,899.06, 263,425.32 and 110,331.79

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Solution

The fourth proportional to 190,899.06, 263,425.32 and 110,331.79 is: 152,248.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,899.06 : 263,425.32 = 110,331.79 : x
  2. Step 2: Convert to fraction form
    190,899.06/263,425.32 = 110,331.79/x
  3. Step 3: Cross multiply
    190,899.06x = 263,425.32 × 110,331.79
  4. Step 4: Simplify right side
    190,899.06x = 29,064,187,086.92
  5. Step 5: Solve for x
    x = 29,064,187,086.92/190,899.06
  6. Step 6: Final answer
    x = 152,248.98

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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.