Home / 190,693.53-263,157.07-105,824.25

Finding the Fourth Proportional to 190,693.53, 263,157.07 and 105,824.25

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Solution

The fourth proportional to 190,693.53, 263,157.07 and 105,824.25 is: 146,037.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,693.53 : 263,157.07 = 105,824.25 : x
  2. Step 2: Convert to fraction form
    190,693.53/263,157.07 = 105,824.25/x
  3. Step 3: Cross multiply
    190,693.53x = 263,157.07 × 105,824.25
  4. Step 4: Simplify right side
    190,693.53x = 27,848,399,564.95
  5. Step 5: Solve for x
    x = 27,848,399,564.95/190,693.53
  6. Step 6: Final answer
    x = 146,037.46

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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.