Home / 161,357.74-222,440.25-106,818.52

Finding the Fourth Proportional to 161,357.74, 222,440.25 and 106,818.52

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Solution

The fourth proportional to 161,357.74, 222,440.25 and 106,818.52 is: 147,255.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,357.74 : 222,440.25 = 106,818.52 : x
  2. Step 2: Convert to fraction form
    161,357.74/222,440.25 = 106,818.52/x
  3. Step 3: Cross multiply
    161,357.74x = 222,440.25 × 106,818.52
  4. Step 4: Simplify right side
    161,357.74x = 23,760,738,293.43
  5. Step 5: Solve for x
    x = 23,760,738,293.43/161,357.74
  6. Step 6: Final answer
    x = 147,255.03

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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.