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Finding the Fourth Proportional to 201,604.06, 302,451.18 and 61,373.62

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Solution

The fourth proportional to 201,604.06, 302,451.18 and 61,373.62 is: 92,074.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,604.06 : 302,451.18 = 61,373.62 : x
  2. Step 2: Convert to fraction form
    201,604.06/302,451.18 = 61,373.62/x
  3. Step 3: Cross multiply
    201,604.06x = 302,451.18 × 61,373.62
  4. Step 4: Simplify right side
    201,604.06x = 18,562,523,789.87
  5. Step 5: Solve for x
    x = 18,562,523,789.87/201,604.06
  6. Step 6: Final answer
    x = 92,074.16

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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.