Home / 263,361.96-363,438.33-142,505.37

Finding the Fourth Proportional to 263,361.96, 363,438.33 and 142,505.37

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Solution

The fourth proportional to 263,361.96, 363,438.33 and 142,505.37 is: 196,656.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,361.96 : 363,438.33 = 142,505.37 : x
  2. Step 2: Convert to fraction form
    263,361.96/363,438.33 = 142,505.37/x
  3. Step 3: Cross multiply
    263,361.96x = 363,438.33 × 142,505.37
  4. Step 4: Simplify right side
    263,361.96x = 51,791,913,688.83
  5. Step 5: Solve for x
    x = 51,791,913,688.83/263,361.96
  6. Step 6: Final answer
    x = 196,656.77

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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.