Home / 195,664.55-270,009.32-110,781.59

Finding the Fourth Proportional to 195,664.55, 270,009.32 and 110,781.59

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Solution

The fourth proportional to 195,664.55, 270,009.32 and 110,781.59 is: 152,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,664.55 : 270,009.32 = 110,781.59 : x
  2. Step 2: Convert to fraction form
    195,664.55/270,009.32 = 110,781.59/x
  3. Step 3: Cross multiply
    195,664.55x = 270,009.32 × 110,781.59
  4. Step 4: Simplify right side
    195,664.55x = 29,912,059,880.46
  5. Step 5: Solve for x
    x = 29,912,059,880.46/195,664.55
  6. Step 6: Final answer
    x = 152,874.20

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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.