Home / 193,000.60-289,760.10-123,189.40

Finding the Fourth Proportional to 193,000.60, 289,760.10 and 123,189.40

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Solution

The fourth proportional to 193,000.60, 289,760.10 and 123,189.40 is: 184,949.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,000.60 : 289,760.10 = 123,189.40 : x
  2. Step 2: Convert to fraction form
    193,000.60/289,760.10 = 123,189.40/x
  3. Step 3: Cross multiply
    193,000.60x = 289,760.10 × 123,189.40
  4. Step 4: Simplify right side
    193,000.60x = 35,695,372,862.94
  5. Step 5: Solve for x
    x = 35,695,372,862.94/193,000.60
  6. Step 6: Final answer
    x = 184,949.54

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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.