Home / 190,920.80-263,450.95-110,374.20

Finding the Fourth Proportional to 190,920.80, 263,450.95 and 110,374.20

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Solution

The fourth proportional to 190,920.80, 263,450.95 and 110,374.20 is: 152,304.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,920.80 : 263,450.95 = 110,374.20 : x
  2. Step 2: Convert to fraction form
    190,920.80/263,450.95 = 110,374.20/x
  3. Step 3: Cross multiply
    190,920.80x = 263,450.95 × 110,374.20
  4. Step 4: Simplify right side
    190,920.80x = 29,078,187,293.62
  5. Step 5: Solve for x
    x = 29,078,187,293.62/190,920.80
  6. Step 6: Final answer
    x = 152,304.97

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1.5x scale

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.