Home / 196,475.75-271,136.54-107,051.75

Finding the Fourth Proportional to 196,475.75, 271,136.54 and 107,051.75

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Solution

The fourth proportional to 196,475.75, 271,136.54 and 107,051.75 is: 147,731.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,475.75 : 271,136.54 = 107,051.75 : x
  2. Step 2: Convert to fraction form
    196,475.75/271,136.54 = 107,051.75/x
  3. Step 3: Cross multiply
    196,475.75x = 271,136.54 × 107,051.75
  4. Step 4: Simplify right side
    196,475.75x = 29,025,641,095.95
  5. Step 5: Solve for x
    x = 29,025,641,095.95/196,475.75
  6. Step 6: Final answer
    x = 147,731.42

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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.