Home / 49,556.24-68,386.92-30,698

Finding the Fourth Proportional to 49,556.24, 68,386.92 and 30,698

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Solution

The fourth proportional to 49,556.24, 68,386.92 and 30,698 is: 42,362.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,556.24 : 68,386.92 = 30,698 : x
  2. Step 2: Convert to fraction form
    49,556.24/68,386.92 = 30,698/x
  3. Step 3: Cross multiply
    49,556.24x = 68,386.92 × 30,698
  4. Step 4: Simplify right side
    49,556.24x = 2,099,341,670.16
  5. Step 5: Solve for x
    x = 2,099,341,670.16/49,556.24
  6. Step 6: Final answer
    x = 42,362.81

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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.