Home / 209,184.50-313,592.72-82,913.37

Finding the Fourth Proportional to 209,184.50, 313,592.72 and 82,913.37

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Solution

The fourth proportional to 209,184.50, 313,592.72 and 82,913.37 is: 124,297.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,184.50 : 313,592.72 = 82,913.37 : x
  2. Step 2: Convert to fraction form
    209,184.50/313,592.72 = 82,913.37/x
  3. Step 3: Cross multiply
    209,184.50x = 313,592.72 × 82,913.37
  4. Step 4: Simplify right side
    209,184.50x = 26,001,029,396.09
  5. Step 5: Solve for x
    x = 26,001,029,396.09/209,184.50
  6. Step 6: Final answer
    x = 124,297.11

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1.5x scale

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.