Home / 201,738.83-302,520.72-68,583.32

Finding the Fourth Proportional to 201,738.83, 302,520.72 and 68,583.32

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Solution

The fourth proportional to 201,738.83, 302,520.72 and 68,583.32 is: 102,845.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,738.83 : 302,520.72 = 68,583.32 : x
  2. Step 2: Convert to fraction form
    201,738.83/302,520.72 = 68,583.32/x
  3. Step 3: Cross multiply
    201,738.83x = 302,520.72 × 68,583.32
  4. Step 4: Simplify right side
    201,738.83x = 20,747,875,346.39
  5. Step 5: Solve for x
    x = 20,747,875,346.39/201,738.83
  6. Step 6: Final answer
    x = 102,845.22

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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.