Home / 336,723.08-505,176.85-168,039.77

Finding the Fourth Proportional to 336,723.08, 505,176.85 and 168,039.77

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Solution

The fourth proportional to 336,723.08, 505,176.85 and 168,039.77 is: 252,105.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,723.08 : 505,176.85 = 168,039.77 : x
  2. Step 2: Convert to fraction form
    336,723.08/505,176.85 = 168,039.77/x
  3. Step 3: Cross multiply
    336,723.08x = 505,176.85 × 168,039.77
  4. Step 4: Simplify right side
    336,723.08x = 84,889,799,367.49
  5. Step 5: Solve for x
    x = 84,889,799,367.49/336,723.08
  6. Step 6: Final answer
    x = 252,105.68

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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.