Home / 356,161.08-491,502.42-195,026.34

Finding the Fourth Proportional to 356,161.08, 491,502.42 and 195,026.34

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Solution

The fourth proportional to 356,161.08, 491,502.42 and 195,026.34 is: 269,136.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,161.08 : 491,502.42 = 195,026.34 : x
  2. Step 2: Convert to fraction form
    356,161.08/491,502.42 = 195,026.34/x
  3. Step 3: Cross multiply
    356,161.08x = 491,502.42 × 195,026.34
  4. Step 4: Simplify right side
    356,161.08x = 95,855,918,073.74
  5. Step 5: Solve for x
    x = 95,855,918,073.74/356,161.08
  6. Step 6: Final answer
    x = 269,136.42

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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.