Home / 190,598.94-263,058.03-105,743.34

Finding the Fourth Proportional to 190,598.94, 263,058.03 and 105,743.34

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Solution

The fourth proportional to 190,598.94, 263,058.03 and 105,743.34 is: 145,943.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,598.94 : 263,058.03 = 105,743.34 : x
  2. Step 2: Convert to fraction form
    190,598.94/263,058.03 = 105,743.34/x
  3. Step 3: Cross multiply
    190,598.94x = 263,058.03 × 105,743.34
  4. Step 4: Simplify right side
    190,598.94x = 27,816,634,706.02
  5. Step 5: Solve for x
    x = 27,816,634,706.02/190,598.94
  6. Step 6: Final answer
    x = 145,943.28

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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.