Home / 199,210.88-274,901.18-108,566.54

Finding the Fourth Proportional to 199,210.88, 274,901.18 and 108,566.54

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Solution

The fourth proportional to 199,210.88, 274,901.18 and 108,566.54 is: 149,816.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,210.88 : 274,901.18 = 108,566.54 : x
  2. Step 2: Convert to fraction form
    199,210.88/274,901.18 = 108,566.54/x
  3. Step 3: Cross multiply
    199,210.88x = 274,901.18 × 108,566.54
  4. Step 4: Simplify right side
    199,210.88x = 29,845,069,954.52
  5. Step 5: Solve for x
    x = 29,845,069,954.52/199,210.88
  6. Step 6: Final answer
    x = 149,816.47

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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.