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Finding the Fourth Proportional to 201,794.70, 302,108.85 and 123,062.70

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Solution

The fourth proportional to 201,794.70, 302,108.85 and 123,062.70 is: 184,238.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,794.70 : 302,108.85 = 123,062.70 : x
  2. Step 2: Convert to fraction form
    201,794.70/302,108.85 = 123,062.70/x
  3. Step 3: Cross multiply
    201,794.70x = 302,108.85 × 123,062.70
  4. Step 4: Simplify right side
    201,794.70x = 37,178,330,774.90
  5. Step 5: Solve for x
    x = 37,178,330,774.90/201,794.70
  6. Step 6: Final answer
    x = 184,238.39

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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.