Home / 177,912.88-245,683.08-114,361.36

Finding the Fourth Proportional to 177,912.88, 245,683.08 and 114,361.36

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Solution

The fourth proportional to 177,912.88, 245,683.08 and 114,361.36 is: 157,923.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,912.88 : 245,683.08 = 114,361.36 : x
  2. Step 2: Convert to fraction form
    177,912.88/245,683.08 = 114,361.36/x
  3. Step 3: Cross multiply
    177,912.88x = 245,683.08 × 114,361.36
  4. Step 4: Simplify right side
    177,912.88x = 28,096,651,157.79
  5. Step 5: Solve for x
    x = 28,096,651,157.79/177,912.88
  6. Step 6: Final answer
    x = 157,923.65

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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.