Home / 193,740.46-290,151.42-123,406.54

Finding the Fourth Proportional to 193,740.46, 290,151.42 and 123,406.54

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Solution

The fourth proportional to 193,740.46, 290,151.42 and 123,406.54 is: 184,817.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,740.46 : 290,151.42 = 123,406.54 : x
  2. Step 2: Convert to fraction form
    193,740.46/290,151.42 = 123,406.54/x
  3. Step 3: Cross multiply
    193,740.46x = 290,151.42 × 123,406.54
  4. Step 4: Simplify right side
    193,740.46x = 35,806,582,818.29
  5. Step 5: Solve for x
    x = 35,806,582,818.29/193,740.46
  6. Step 6: Final answer
    x = 184,817.27

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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.