Home / 204,056.61-281,584.51-113,406.67

Finding the Fourth Proportional to 204,056.61, 281,584.51 and 113,406.67

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Solution

The fourth proportional to 204,056.61, 281,584.51 and 113,406.67 is: 156,493.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,056.61 : 281,584.51 = 113,406.67 : x
  2. Step 2: Convert to fraction form
    204,056.61/281,584.51 = 113,406.67/x
  3. Step 3: Cross multiply
    204,056.61x = 281,584.51 × 113,406.67
  4. Step 4: Simplify right side
    204,056.61x = 31,933,561,602.68
  5. Step 5: Solve for x
    x = 31,933,561,602.68/204,056.61
  6. Step 6: Final answer
    x = 156,493.64

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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.