Home / 198,669.08-298,295.22-124,106.96

Finding the Fourth Proportional to 198,669.08, 298,295.22 and 124,106.96

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Solution

The fourth proportional to 198,669.08, 298,295.22 and 124,106.96 is: 186,342.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,669.08 : 298,295.22 = 124,106.96 : x
  2. Step 2: Convert to fraction form
    198,669.08/298,295.22 = 124,106.96/x
  3. Step 3: Cross multiply
    198,669.08x = 298,295.22 × 124,106.96
  4. Step 4: Simplify right side
    198,669.08x = 37,020,512,936.73
  5. Step 5: Solve for x
    x = 37,020,512,936.73/198,669.08
  6. Step 6: Final answer
    x = 186,342.60

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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.