Home / 135,822.33-203,933.43-75,968.06

Finding the Fourth Proportional to 135,822.33, 203,933.43 and 75,968.06

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Solution

The fourth proportional to 135,822.33, 203,933.43 and 75,968.06 is: 114,063.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,822.33 : 203,933.43 = 75,968.06 : x
  2. Step 2: Convert to fraction form
    135,822.33/203,933.43 = 75,968.06/x
  3. Step 3: Cross multiply
    135,822.33x = 203,933.43 × 75,968.06
  4. Step 4: Simplify right side
    135,822.33x = 15,492,426,026.58
  5. Step 5: Solve for x
    x = 15,492,426,026.58/135,822.33
  6. Step 6: Final answer
    x = 114,063.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.