Home / 190,537.77-262,923.18-109,991.24

Finding the Fourth Proportional to 190,537.77, 262,923.18 and 109,991.24

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Solution

The fourth proportional to 190,537.77, 262,923.18 and 109,991.24 is: 151,776.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,537.77 : 262,923.18 = 109,991.24 : x
  2. Step 2: Convert to fraction form
    190,537.77/262,923.18 = 109,991.24/x
  3. Step 3: Cross multiply
    190,537.77x = 262,923.18 × 109,991.24
  4. Step 4: Simplify right side
    190,537.77x = 28,919,246,592.94
  5. Step 5: Solve for x
    x = 28,919,246,592.94/190,537.77
  6. Step 6: Final answer
    x = 151,776.98

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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.