Home / 209,195.41-313,717.18-114,495.55

Finding the Fourth Proportional to 209,195.41, 313,717.18 and 114,495.55

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Solution

The fourth proportional to 209,195.41, 313,717.18 and 114,495.55 is: 171,701.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,195.41 : 313,717.18 = 114,495.55 : x
  2. Step 2: Convert to fraction form
    209,195.41/313,717.18 = 114,495.55/x
  3. Step 3: Cross multiply
    209,195.41x = 313,717.18 × 114,495.55
  4. Step 4: Simplify right side
    209,195.41x = 35,919,221,068.55
  5. Step 5: Solve for x
    x = 35,919,221,068.55/209,195.41
  6. Step 6: Final answer
    x = 171,701.76

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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.