Home / 223,857.09-334,137.26-205,158.24

Finding the Fourth Proportional to 223,857.09, 334,137.26 and 205,158.24

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Solution

The fourth proportional to 223,857.09, 334,137.26 and 205,158.24 is: 306,226.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,857.09 : 334,137.26 = 205,158.24 : x
  2. Step 2: Convert to fraction form
    223,857.09/334,137.26 = 205,158.24/x
  3. Step 3: Cross multiply
    223,857.09x = 334,137.26 × 205,158.24
  4. Step 4: Simplify right side
    223,857.09x = 68,551,012,692.92
  5. Step 5: Solve for x
    x = 68,551,012,692.92/223,857.09
  6. Step 6: Final answer
    x = 306,226.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.