Home / 198,799.05-298,096.42-58,539.45

Finding the Fourth Proportional to 198,799.05, 298,096.42 and 58,539.45

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Solution

The fourth proportional to 198,799.05, 298,096.42 and 58,539.45 is: 87,779.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,799.05 : 298,096.42 = 58,539.45 : x
  2. Step 2: Convert to fraction form
    198,799.05/298,096.42 = 58,539.45/x
  3. Step 3: Cross multiply
    198,799.05x = 298,096.42 × 58,539.45
  4. Step 4: Simplify right side
    198,799.05x = 17,450,400,473.77
  5. Step 5: Solve for x
    x = 17,450,400,473.77/198,799.05
  6. Step 6: Final answer
    x = 87,779.09

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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.