Home / 198,853.56-298,237.14-65,702.28

Finding the Fourth Proportional to 198,853.56, 298,237.14 and 65,702.28

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Solution

The fourth proportional to 198,853.56, 298,237.14 and 65,702.28 is: 98,539.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,853.56 : 298,237.14 = 65,702.28 : x
  2. Step 2: Convert to fraction form
    198,853.56/298,237.14 = 65,702.28/x
  3. Step 3: Cross multiply
    198,853.56x = 298,237.14 × 65,702.28
  4. Step 4: Simplify right side
    198,853.56x = 19,594,860,078.68
  5. Step 5: Solve for x
    x = 19,594,860,078.68/198,853.56
  6. Step 6: Final answer
    x = 98,539.15

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1.5x scale

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.