Home / 269,919.98-372,487.38-149,069.42

Finding the Fourth Proportional to 269,919.98, 372,487.38 and 149,069.42

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Solution

The fourth proportional to 269,919.98, 372,487.38 and 149,069.42 is: 205,714.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,919.98 : 372,487.38 = 149,069.42 : x
  2. Step 2: Convert to fraction form
    269,919.98/372,487.38 = 149,069.42/x
  3. Step 3: Cross multiply
    269,919.98x = 372,487.38 × 149,069.42
  4. Step 4: Simplify right side
    269,919.98x = 55,526,477,693.92
  5. Step 5: Solve for x
    x = 55,526,477,693.92/269,919.98
  6. Step 6: Final answer
    x = 205,714.59

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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.