Home / 190,104.22-262,356.53-109,536.96

Finding the Fourth Proportional to 190,104.22, 262,356.53 and 109,536.96

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Solution

The fourth proportional to 190,104.22, 262,356.53 and 109,536.96 is: 151,168.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,104.22 : 262,356.53 = 109,536.96 : x
  2. Step 2: Convert to fraction form
    190,104.22/262,356.53 = 109,536.96/x
  3. Step 3: Cross multiply
    190,104.22x = 262,356.53 × 109,536.96
  4. Step 4: Simplify right side
    190,104.22x = 28,737,737,168.50
  5. Step 5: Solve for x
    x = 28,737,737,168.50/190,104.22
  6. Step 6: Final answer
    x = 151,168.33

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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.