Home / 189,849.04-262,002.90-109,274.56

Finding the Fourth Proportional to 189,849.04, 262,002.90 and 109,274.56

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Solution

The fourth proportional to 189,849.04, 262,002.90 and 109,274.56 is: 150,805.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,849.04 : 262,002.90 = 109,274.56 : x
  2. Step 2: Convert to fraction form
    189,849.04/262,002.90 = 109,274.56/x
  3. Step 3: Cross multiply
    189,849.04x = 262,002.90 × 109,274.56
  4. Step 4: Simplify right side
    189,849.04x = 28,630,251,616.22
  5. Step 5: Solve for x
    x = 28,630,251,616.22/189,849.04
  6. Step 6: Final answer
    x = 150,805.35

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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.