Home / 135,957.24-203,956.56-69,361

Finding the Fourth Proportional to 135,957.24, 203,956.56 and 69,361

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Solution

The fourth proportional to 135,957.24, 203,956.56 and 69,361 is: 104,052.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,957.24 : 203,956.56 = 69,361 : x
  2. Step 2: Convert to fraction form
    135,957.24/203,956.56 = 69,361/x
  3. Step 3: Cross multiply
    135,957.24x = 203,956.56 × 69,361
  4. Step 4: Simplify right side
    135,957.24x = 14,146,630,958.16
  5. Step 5: Solve for x
    x = 14,146,630,958.16/135,957.24
  6. Step 6: Final answer
    x = 104,052.06

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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.