Home / 190,538.55-262,924.26-109,992.03

Finding the Fourth Proportional to 190,538.55, 262,924.26 and 109,992.03

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Solution

The fourth proportional to 190,538.55, 262,924.26 and 109,992.03 is: 151,778.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,538.55 : 262,924.26 = 109,992.03 : x
  2. Step 2: Convert to fraction form
    190,538.55/262,924.26 = 109,992.03/x
  3. Step 3: Cross multiply
    190,538.55x = 262,924.26 × 109,992.03
  4. Step 4: Simplify right side
    190,538.55x = 28,919,572,681.18
  5. Step 5: Solve for x
    x = 28,919,572,681.18/190,538.55
  6. Step 6: Final answer
    x = 151,778.06

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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.