Home / 190,557.25-262,973.82-107,764.60

Finding the Fourth Proportional to 190,557.25, 262,973.82 and 107,764.60

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Solution

The fourth proportional to 190,557.25, 262,973.82 and 107,764.60 is: 148,717.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,557.25 : 262,973.82 = 107,764.60 : x
  2. Step 2: Convert to fraction form
    190,557.25/262,973.82 = 107,764.60/x
  3. Step 3: Cross multiply
    190,557.25x = 262,973.82 × 107,764.60
  4. Step 4: Simplify right side
    190,557.25x = 28,339,268,522.77
  5. Step 5: Solve for x
    x = 28,339,268,522.77/190,557.25
  6. Step 6: Final answer
    x = 148,717.87

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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.