Home / 269,915.42-372,066.48-193,520.77

Finding the Fourth Proportional to 269,915.42, 372,066.48 and 193,520.77

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Solution

The fourth proportional to 269,915.42, 372,066.48 and 193,520.77 is: 266,759.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,915.42 : 372,066.48 = 193,520.77 : x
  2. Step 2: Convert to fraction form
    269,915.42/372,066.48 = 193,520.77/x
  3. Step 3: Cross multiply
    269,915.42x = 372,066.48 × 193,520.77
  4. Step 4: Simplify right side
    269,915.42x = 72,002,590,770.62
  5. Step 5: Solve for x
    x = 72,002,590,770.62/269,915.42
  6. Step 6: Final answer
    x = 266,759.82

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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.