Home / 248,364.91-372,583.82-79,829.68

Finding the Fourth Proportional to 248,364.91, 372,583.82 and 79,829.68

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Solution

The fourth proportional to 248,364.91, 372,583.82 and 79,829.68 is: 119,756.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,364.91 : 372,583.82 = 79,829.68 : x
  2. Step 2: Convert to fraction form
    248,364.91/372,583.82 = 79,829.68/x
  3. Step 3: Cross multiply
    248,364.91x = 372,583.82 × 79,829.68
  4. Step 4: Simplify right side
    248,364.91x = 29,743,247,123.78
  5. Step 5: Solve for x
    x = 29,743,247,123.78/248,364.91
  6. Step 6: Final answer
    x = 119,756.24

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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.