Home / 193,197.72-289,763.76-51,044.55

Finding the Fourth Proportional to 193,197.72, 289,763.76 and 51,044.55

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Solution

The fourth proportional to 193,197.72, 289,763.76 and 51,044.55 is: 76,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,197.72 : 289,763.76 = 51,044.55 : x
  2. Step 2: Convert to fraction form
    193,197.72/289,763.76 = 51,044.55/x
  3. Step 3: Cross multiply
    193,197.72x = 289,763.76 × 51,044.55
  4. Step 4: Simplify right side
    193,197.72x = 14,790,859,840.31
  5. Step 5: Solve for x
    x = 14,790,859,840.31/193,197.72
  6. Step 6: Final answer
    x = 76,558.15

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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.