Home / 203,852.72-281,320.50-113,217.14

Finding the Fourth Proportional to 203,852.72, 281,320.50 and 113,217.14

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Solution

The fourth proportional to 203,852.72, 281,320.50 and 113,217.14 is: 156,241.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,852.72 : 281,320.50 = 113,217.14 : x
  2. Step 2: Convert to fraction form
    203,852.72/281,320.50 = 113,217.14/x
  3. Step 3: Cross multiply
    203,852.72x = 281,320.50 × 113,217.14
  4. Step 4: Simplify right side
    203,852.72x = 31,850,303,561.24
  5. Step 5: Solve for x
    x = 31,850,303,561.24/203,852.72
  6. Step 6: Final answer
    x = 156,241.74

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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.