Home / 198,964.44-298,259.05-99,030.16

Finding the Fourth Proportional to 198,964.44, 298,259.05 and 99,030.16

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Solution

The fourth proportional to 198,964.44, 298,259.05 and 99,030.16 is: 148,451.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,964.44 : 298,259.05 = 99,030.16 : x
  2. Step 2: Convert to fraction form
    198,964.44/298,259.05 = 99,030.16/x
  3. Step 3: Cross multiply
    198,964.44x = 298,259.05 × 99,030.16
  4. Step 4: Simplify right side
    198,964.44x = 29,536,641,442.95
  5. Step 5: Solve for x
    x = 29,536,641,442.95/198,964.44
  6. Step 6: Final answer
    x = 148,451.86

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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.