Home / 190,854.82-263,450.46-163,889.02

Finding the Fourth Proportional to 190,854.82, 263,450.46 and 163,889.02

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Solution

The fourth proportional to 190,854.82, 263,450.46 and 163,889.02 is: 226,227.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,854.82 : 263,450.46 = 163,889.02 : x
  2. Step 2: Convert to fraction form
    190,854.82/263,450.46 = 163,889.02/x
  3. Step 3: Cross multiply
    190,854.82x = 263,450.46 × 163,889.02
  4. Step 4: Simplify right side
    190,854.82x = 43,176,637,707.95
  5. Step 5: Solve for x
    x = 43,176,637,707.95/190,854.82
  6. Step 6: Final answer
    x = 226,227.65

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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.