Home / 198,647.24-298,007.51-65,536.70

Finding the Fourth Proportional to 198,647.24, 298,007.51 and 65,536.70

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Solution

The fourth proportional to 198,647.24, 298,007.51 and 65,536.70 is: 98,317.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,647.24 : 298,007.51 = 65,536.70 : x
  2. Step 2: Convert to fraction form
    198,647.24/298,007.51 = 65,536.70/x
  3. Step 3: Cross multiply
    198,647.24x = 298,007.51 × 65,536.70
  4. Step 4: Simplify right side
    198,647.24x = 19,530,426,962.90
  5. Step 5: Solve for x
    x = 19,530,426,962.90/198,647.24
  6. Step 6: Final answer
    x = 98,317.13

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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.