Home / 189,522.96-284,456.52-100,850.64

Finding the Fourth Proportional to 189,522.96, 284,456.52 and 100,850.64

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Solution

The fourth proportional to 189,522.96, 284,456.52 and 100,850.64 is: 151,367.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,522.96 : 284,456.52 = 100,850.64 : x
  2. Step 2: Convert to fraction form
    189,522.96/284,456.52 = 100,850.64/x
  3. Step 3: Cross multiply
    189,522.96x = 284,456.52 × 100,850.64
  4. Step 4: Simplify right side
    189,522.96x = 28,687,622,094.17
  5. Step 5: Solve for x
    x = 28,687,622,094.17/189,522.96
  6. Step 6: Final answer
    x = 151,367.53

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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.