Home / 190,764.88-263,255.52-105,881.92

Finding the Fourth Proportional to 190,764.88, 263,255.52 and 105,881.92

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Solution

The fourth proportional to 190,764.88, 263,255.52 and 105,881.92 is: 146,117.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,764.88 : 263,255.52 = 105,881.92 : x
  2. Step 2: Convert to fraction form
    190,764.88/263,255.52 = 105,881.92/x
  3. Step 3: Cross multiply
    190,764.88x = 263,255.52 × 105,881.92
  4. Step 4: Simplify right side
    190,764.88x = 27,873,999,908.20
  5. Step 5: Solve for x
    x = 27,873,999,908.20/190,764.88
  6. Step 6: Final answer
    x = 146,117.04

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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.