Home / 195,861.03-270,188.73-127,917.77

Finding the Fourth Proportional to 195,861.03, 270,188.73 and 127,917.77

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Solution

The fourth proportional to 195,861.03, 270,188.73 and 127,917.77 is: 176,461.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,861.03 : 270,188.73 = 127,917.77 : x
  2. Step 2: Convert to fraction form
    195,861.03/270,188.73 = 127,917.77/x
  3. Step 3: Cross multiply
    195,861.03x = 270,188.73 × 127,917.77
  4. Step 4: Simplify right side
    195,861.03x = 34,561,939,820.73
  5. Step 5: Solve for x
    x = 34,561,939,820.73/195,861.03
  6. Step 6: Final answer
    x = 176,461.54

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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.