Home / 190,599.04-263,058.16-105,743.44

Finding the Fourth Proportional to 190,599.04, 263,058.16 and 105,743.44

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Solution

The fourth proportional to 190,599.04, 263,058.16 and 105,743.44 is: 145,943.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,599.04 : 263,058.16 = 105,743.44 : x
  2. Step 2: Convert to fraction form
    190,599.04/263,058.16 = 105,743.44/x
  3. Step 3: Cross multiply
    190,599.04x = 263,058.16 × 105,743.44
  4. Step 4: Simplify right side
    190,599.04x = 27,816,674,758.47
  5. Step 5: Solve for x
    x = 27,816,674,758.47/190,599.04
  6. Step 6: Final answer
    x = 145,943.41

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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.