Home / 198,847.05-298,317.29-65,727.32

Finding the Fourth Proportional to 198,847.05, 298,317.29 and 65,727.32

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Solution

The fourth proportional to 198,847.05, 298,317.29 and 65,727.32 is: 98,606.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,847.05 : 298,317.29 = 65,727.32 : x
  2. Step 2: Convert to fraction form
    198,847.05/298,317.29 = 65,727.32/x
  3. Step 3: Cross multiply
    198,847.05x = 298,317.29 × 65,727.32
  4. Step 4: Simplify right side
    198,847.05x = 19,607,594,325.46
  5. Step 5: Solve for x
    x = 19,607,594,325.46/198,847.05
  6. Step 6: Final answer
    x = 98,606.42

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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.