Home / 198,668.04-274,165.31-108,024.61

Finding the Fourth Proportional to 198,668.04, 274,165.31 and 108,024.61

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Solution

The fourth proportional to 198,668.04, 274,165.31 and 108,024.61 is: 149,075.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,668.04 : 274,165.31 = 108,024.61 : x
  2. Step 2: Convert to fraction form
    198,668.04/274,165.31 = 108,024.61/x
  3. Step 3: Cross multiply
    198,668.04x = 274,165.31 × 108,024.61
  4. Step 4: Simplify right side
    198,668.04x = 29,616,600,688.28
  5. Step 5: Solve for x
    x = 29,616,600,688.28/198,668.04
  6. Step 6: Final answer
    x = 149,075.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.