Home / 45,663.94-68,499.24-12,383.38

Finding the Fourth Proportional to 45,663.94, 68,499.24 and 12,383.38

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Solution

The fourth proportional to 45,663.94, 68,499.24 and 12,383.38 is: 18,575.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,663.94 : 68,499.24 = 12,383.38 : x
  2. Step 2: Convert to fraction form
    45,663.94/68,499.24 = 12,383.38/x
  3. Step 3: Cross multiply
    45,663.94x = 68,499.24 × 12,383.38
  4. Step 4: Simplify right side
    45,663.94x = 848,252,118.63
  5. Step 5: Solve for x
    x = 848,252,118.63/45,663.94
  6. Step 6: Final answer
    x = 18,575.97

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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.