Home / 227,781.35-342,023.16-192,703.58

Finding the Fourth Proportional to 227,781.35, 342,023.16 and 192,703.58

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Solution

The fourth proportional to 227,781.35, 342,023.16 and 192,703.58 is: 289,352.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,781.35 : 342,023.16 = 192,703.58 : x
  2. Step 2: Convert to fraction form
    227,781.35/342,023.16 = 192,703.58/x
  3. Step 3: Cross multiply
    227,781.35x = 342,023.16 × 192,703.58
  4. Step 4: Simplify right side
    227,781.35x = 65,909,086,603.09
  5. Step 5: Solve for x
    x = 65,909,086,603.09/227,781.35
  6. Step 6: Final answer
    x = 289,352.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.