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Finding the Fourth Proportional to 136,465.30, 204,669.75 and 36,601.75

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Solution

The fourth proportional to 136,465.30, 204,669.75 and 36,601.75 is: 54,895.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,465.30 : 204,669.75 = 36,601.75 : x
  2. Step 2: Convert to fraction form
    136,465.30/204,669.75 = 36,601.75/x
  3. Step 3: Cross multiply
    136,465.30x = 204,669.75 × 36,601.75
  4. Step 4: Simplify right side
    136,465.30x = 7,491,271,022.06
  5. Step 5: Solve for x
    x = 7,491,271,022.06/136,465.30
  6. Step 6: Final answer
    x = 54,895.06

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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.