Home / 189,784.78-285,027.09-150,593.74

Finding the Fourth Proportional to 189,784.78, 285,027.09 and 150,593.74

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Solution

The fourth proportional to 189,784.78, 285,027.09 and 150,593.74 is: 226,168.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,784.78 : 285,027.09 = 150,593.74 : x
  2. Step 2: Convert to fraction form
    189,784.78/285,027.09 = 150,593.74/x
  3. Step 3: Cross multiply
    189,784.78x = 285,027.09 × 150,593.74
  4. Step 4: Simplify right side
    189,784.78x = 42,923,295,484.42
  5. Step 5: Solve for x
    x = 42,923,295,484.42/189,784.78
  6. Step 6: Final answer
    x = 226,168.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.