Home / 197,669.03-272,782.89-107,025.08

Finding the Fourth Proportional to 197,669.03, 272,782.89 and 107,025.08

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Solution

The fourth proportional to 197,669.03, 272,782.89 and 107,025.08 is: 147,694.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,669.03 : 272,782.89 = 107,025.08 : x
  2. Step 2: Convert to fraction form
    197,669.03/272,782.89 = 107,025.08/x
  3. Step 3: Cross multiply
    197,669.03x = 272,782.89 × 107,025.08
  4. Step 4: Simplify right side
    197,669.03x = 29,194,609,260.97
  5. Step 5: Solve for x
    x = 29,194,609,260.97/197,669.03
  6. Step 6: Final answer
    x = 147,694.41

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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.