Home / 195,186.41-269,302.62-122,597.15

Finding the Fourth Proportional to 195,186.41, 269,302.62 and 122,597.15

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Solution

The fourth proportional to 195,186.41, 269,302.62 and 122,597.15 is: 169,149.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,186.41 : 269,302.62 = 122,597.15 : x
  2. Step 2: Convert to fraction form
    195,186.41/269,302.62 = 122,597.15/x
  3. Step 3: Cross multiply
    195,186.41x = 269,302.62 × 122,597.15
  4. Step 4: Simplify right side
    195,186.41x = 33,015,732,812.76
  5. Step 5: Solve for x
    x = 33,015,732,812.76/195,186.41
  6. Step 6: Final answer
    x = 169,149.75

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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.