Home / 196,639.55-271,364.48-111,757.22

Finding the Fourth Proportional to 196,639.55, 271,364.48 and 111,757.22

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Solution

The fourth proportional to 196,639.55, 271,364.48 and 111,757.22 is: 154,226.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,639.55 : 271,364.48 = 111,757.22 : x
  2. Step 2: Convert to fraction form
    196,639.55/271,364.48 = 111,757.22/x
  3. Step 3: Cross multiply
    196,639.55x = 271,364.48 × 111,757.22
  4. Step 4: Simplify right side
    196,639.55x = 30,326,937,975.94
  5. Step 5: Solve for x
    x = 30,326,937,975.94/196,639.55
  6. Step 6: Final answer
    x = 154,226.04

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1.5x scale

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.