Home / 209,076.53-288,525.98-113,583.33

Finding the Fourth Proportional to 209,076.53, 288,525.98 and 113,583.33

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Solution

The fourth proportional to 209,076.53, 288,525.98 and 113,583.33 is: 156,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,076.53 : 288,525.98 = 113,583.33 : x
  2. Step 2: Convert to fraction form
    209,076.53/288,525.98 = 113,583.33/x
  3. Step 3: Cross multiply
    209,076.53x = 288,525.98 × 113,583.33
  4. Step 4: Simplify right side
    209,076.53x = 32,771,741,883.87
  5. Step 5: Solve for x
    x = 32,771,741,883.87/209,076.53
  6. Step 6: Final answer
    x = 156,745.20

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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.