Home / 198,971.44-298,407.94-124,053

Finding the Fourth Proportional to 198,971.44, 298,407.94 and 124,053

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Solution

The fourth proportional to 198,971.44, 298,407.94 and 124,053 is: 186,048.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,971.44 : 298,407.94 = 124,053 : x
  2. Step 2: Convert to fraction form
    198,971.44/298,407.94 = 124,053/x
  3. Step 3: Cross multiply
    198,971.44x = 298,407.94 × 124,053
  4. Step 4: Simplify right side
    198,971.44x = 37,018,400,180.82
  5. Step 5: Solve for x
    x = 37,018,400,180.82/198,971.44
  6. Step 6: Final answer
    x = 186,048.81

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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.