Home / 353,273.96-487,513.34-192,125.54

Finding the Fourth Proportional to 353,273.96, 487,513.34 and 192,125.54

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Solution

The fourth proportional to 353,273.96, 487,513.34 and 192,125.54 is: 265,130.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,273.96 : 487,513.34 = 192,125.54 : x
  2. Step 2: Convert to fraction form
    353,273.96/487,513.34 = 192,125.54/x
  3. Step 3: Cross multiply
    353,273.96x = 487,513.34 × 192,125.54
  4. Step 4: Simplify right side
    353,273.96x = 93,663,763,704.70
  5. Step 5: Solve for x
    x = 93,663,763,704.70/353,273.96
  6. Step 6: Final answer
    x = 265,130.68

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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.