Home / 140,596.09-194,395.85-122,881.39

Finding the Fourth Proportional to 140,596.09, 194,395.85 and 122,881.39

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Solution

The fourth proportional to 140,596.09, 194,395.85 and 122,881.39 is: 169,902.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    140,596.09 : 194,395.85 = 122,881.39 : x
  2. Step 2: Convert to fraction form
    140,596.09/194,395.85 = 122,881.39/x
  3. Step 3: Cross multiply
    140,596.09x = 194,395.85 × 122,881.39
  4. Step 4: Simplify right side
    140,596.09x = 23,887,631,618.64
  5. Step 5: Solve for x
    x = 23,887,631,618.64/140,596.09
  6. Step 6: Final answer
    x = 169,902.53

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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.