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Finding the Fourth Proportional to 63,189.36, 94,789.08 and 36,896.76

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Solution

The fourth proportional to 63,189.36, 94,789.08 and 36,896.76 is: 55,348.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,189.36 : 94,789.08 = 36,896.76 : x
  2. Step 2: Convert to fraction form
    63,189.36/94,789.08 = 36,896.76/x
  3. Step 3: Cross multiply
    63,189.36x = 94,789.08 × 36,896.76
  4. Step 4: Simplify right side
    63,189.36x = 3,497,409,935.38
  5. Step 5: Solve for x
    x = 3,497,409,935.38/63,189.36
  6. Step 6: Final answer
    x = 55,348.08

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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.