Home / 196,516.68-271,185.18-111,624.36

Finding the Fourth Proportional to 196,516.68, 271,185.18 and 111,624.36

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Solution

The fourth proportional to 196,516.68, 271,185.18 and 111,624.36 is: 154,037.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,516.68 : 271,185.18 = 111,624.36 : x
  2. Step 2: Convert to fraction form
    196,516.68/271,185.18 = 111,624.36/x
  3. Step 3: Cross multiply
    196,516.68x = 271,185.18 × 111,624.36
  4. Step 4: Simplify right side
    196,516.68x = 30,270,872,158.98
  5. Step 5: Solve for x
    x = 30,270,872,158.98/196,516.68
  6. Step 6: Final answer
    x = 154,037.16

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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.