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Finding the Fourth Proportional to 201,790.58, 302,725.76 and 59,638.41

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Solution

The fourth proportional to 201,790.58, 302,725.76 and 59,638.41 is: 89,469.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,790.58 : 302,725.76 = 59,638.41 : x
  2. Step 2: Convert to fraction form
    201,790.58/302,725.76 = 59,638.41/x
  3. Step 3: Cross multiply
    201,790.58x = 302,725.76 × 59,638.41
  4. Step 4: Simplify right side
    201,790.58x = 18,054,082,694.25
  5. Step 5: Solve for x
    x = 18,054,082,694.25/201,790.58
  6. Step 6: Final answer
    x = 89,469.41

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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.