Home / 193,211.72-289,784.76-51,058.56

Finding the Fourth Proportional to 193,211.72, 289,784.76 and 51,058.56

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Solution

The fourth proportional to 193,211.72, 289,784.76 and 51,058.56 is: 76,579.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,211.72 : 289,784.76 = 51,058.56 : x
  2. Step 2: Convert to fraction form
    193,211.72/289,784.76 = 51,058.56/x
  3. Step 3: Cross multiply
    193,211.72x = 289,784.76 × 51,058.56
  4. Step 4: Simplify right side
    193,211.72x = 14,795,992,555.55
  5. Step 5: Solve for x
    x = 14,795,992,555.55/193,211.72
  6. Step 6: Final answer
    x = 76,579.17

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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.