Home / 204,019.81-281,529.43-113,370.03

Finding the Fourth Proportional to 204,019.81, 281,529.43 and 113,370.03

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Solution

The fourth proportional to 204,019.81, 281,529.43 and 113,370.03 is: 156,440.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,019.81 : 281,529.43 = 113,370.03 : x
  2. Step 2: Convert to fraction form
    204,019.81/281,529.43 = 113,370.03/x
  3. Step 3: Cross multiply
    204,019.81x = 281,529.43 × 113,370.03
  4. Step 4: Simplify right side
    204,019.81x = 31,916,999,924.98
  5. Step 5: Solve for x
    x = 31,916,999,924.98/204,019.81
  6. Step 6: Final answer
    x = 156,440.69

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.