Home / 190,899.51-263,409.70-110,334.53

Finding the Fourth Proportional to 190,899.51, 263,409.70 and 110,334.53

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Solution

The fourth proportional to 190,899.51, 263,409.70 and 110,334.53 is: 152,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,899.51 : 263,409.70 = 110,334.53 : x
  2. Step 2: Convert to fraction form
    190,899.51/263,409.70 = 110,334.53/x
  3. Step 3: Cross multiply
    190,899.51x = 263,409.70 × 110,334.53
  4. Step 4: Simplify right side
    190,899.51x = 29,063,185,446.94
  5. Step 5: Solve for x
    x = 29,063,185,446.94/190,899.51
  6. Step 6: Final answer
    x = 152,243.37

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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.