Home / 193,207.72-289,778.76-51,054.56

Finding the Fourth Proportional to 193,207.72, 289,778.76 and 51,054.56

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Solution

The fourth proportional to 193,207.72, 289,778.76 and 51,054.56 is: 76,573.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,207.72 : 289,778.76 = 51,054.56 : x
  2. Step 2: Convert to fraction form
    193,207.72/289,778.76 = 51,054.56/x
  3. Step 3: Cross multiply
    193,207.72x = 289,778.76 × 51,054.56
  4. Step 4: Simplify right side
    193,207.72x = 14,794,527,089.15
  5. Step 5: Solve for x
    x = 14,794,527,089.15/193,207.72
  6. Step 6: Final answer
    x = 76,573.17

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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.