Home / 198,028.01-297,070.27-64,879.81

Finding the Fourth Proportional to 198,028.01, 297,070.27 and 64,879.81

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Solution

The fourth proportional to 198,028.01, 297,070.27 and 64,879.81 is: 97,328.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,028.01 : 297,070.27 = 64,879.81 : x
  2. Step 2: Convert to fraction form
    198,028.01/297,070.27 = 64,879.81/x
  3. Step 3: Cross multiply
    198,028.01x = 297,070.27 × 64,879.81
  4. Step 4: Simplify right side
    198,028.01x = 19,273,861,769.37
  5. Step 5: Solve for x
    x = 19,273,861,769.37/198,028.01
  6. Step 6: Final answer
    x = 97,328.97

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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.