Home / 193,814.22-290,698.19-51,670.15

Finding the Fourth Proportional to 193,814.22, 290,698.19 and 51,670.15

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Solution

The fourth proportional to 193,814.22, 290,698.19 and 51,670.15 is: 77,499.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,814.22 : 290,698.19 = 51,670.15 : x
  2. Step 2: Convert to fraction form
    193,814.22/290,698.19 = 51,670.15/x
  3. Step 3: Cross multiply
    193,814.22x = 290,698.19 × 51,670.15
  4. Step 4: Simplify right side
    193,814.22x = 15,020,419,082.03
  5. Step 5: Solve for x
    x = 15,020,419,082.03/193,814.22
  6. Step 6: Final answer
    x = 77,499.06

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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.