Home / 190,304.70-285,367.65-110,365.39

Finding the Fourth Proportional to 190,304.70, 285,367.65 and 110,365.39

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Solution

The fourth proportional to 190,304.70, 285,367.65 and 110,365.39 is: 165,496.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,304.70 : 285,367.65 = 110,365.39 : x
  2. Step 2: Convert to fraction form
    190,304.70/285,367.65 = 110,365.39/x
  3. Step 3: Cross multiply
    190,304.70x = 285,367.65 × 110,365.39
  4. Step 4: Simplify right side
    190,304.70x = 31,494,710,558.80
  5. Step 5: Solve for x
    x = 31,494,710,558.80/190,304.70
  6. Step 6: Final answer
    x = 165,496.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.