Home / 196,865.82-271,805.58-151,463.70

Finding the Fourth Proportional to 196,865.82, 271,805.58 and 151,463.70

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Solution

The fourth proportional to 196,865.82, 271,805.58 and 151,463.70 is: 209,120.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,865.82 : 271,805.58 = 151,463.70 : x
  2. Step 2: Convert to fraction form
    196,865.82/271,805.58 = 151,463.70/x
  3. Step 3: Cross multiply
    196,865.82x = 271,805.58 × 151,463.70
  4. Step 4: Simplify right side
    196,865.82x = 41,168,678,827.45
  5. Step 5: Solve for x
    x = 41,168,678,827.45/196,865.82
  6. Step 6: Final answer
    x = 209,120.50

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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.