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Finding the Fourth Proportional to 36,663.78, 50,596.02 and 19,896.78

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Solution

The fourth proportional to 36,663.78, 50,596.02 and 19,896.78 is: 27,457.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,663.78 : 50,596.02 = 19,896.78 : x
  2. Step 2: Convert to fraction form
    36,663.78/50,596.02 = 19,896.78/x
  3. Step 3: Cross multiply
    36,663.78x = 50,596.02 × 19,896.78
  4. Step 4: Simplify right side
    36,663.78x = 1,006,697,878.82
  5. Step 5: Solve for x
    x = 1,006,697,878.82/36,663.78
  6. Step 6: Final answer
    x = 27,457.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.