Home / 125,450.54-188,161.74-36,704.72

Finding the Fourth Proportional to 125,450.54, 188,161.74 and 36,704.72

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Solution

The fourth proportional to 125,450.54, 188,161.74 and 36,704.72 is: 55,052.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,450.54 : 188,161.74 = 36,704.72 : x
  2. Step 2: Convert to fraction form
    125,450.54/188,161.74 = 36,704.72/x
  3. Step 3: Cross multiply
    125,450.54x = 188,161.74 × 36,704.72
  4. Step 4: Simplify right side
    125,450.54x = 6,906,423,981.41
  5. Step 5: Solve for x
    x = 6,906,423,981.41/125,450.54
  6. Step 6: Final answer
    x = 55,052.96

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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.