Home / 198,851.95-274,418.58-108,210.52

Finding the Fourth Proportional to 198,851.95, 274,418.58 and 108,210.52

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Solution

The fourth proportional to 198,851.95, 274,418.58 and 108,210.52 is: 149,332.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,851.95 : 274,418.58 = 108,210.52 : x
  2. Step 2: Convert to fraction form
    198,851.95/274,418.58 = 108,210.52/x
  3. Step 3: Cross multiply
    198,851.95x = 274,418.58 × 108,210.52
  4. Step 4: Simplify right side
    198,851.95x = 29,694,977,239.46
  5. Step 5: Solve for x
    x = 29,694,977,239.46/198,851.95
  6. Step 6: Final answer
    x = 149,332.09

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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.