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Finding the Fourth Proportional to 201,339.57, 302,002.37 and 51,581.10

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Solution

The fourth proportional to 201,339.57, 302,002.37 and 51,581.10 is: 77,369.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,339.57 : 302,002.37 = 51,581.10 : x
  2. Step 2: Convert to fraction form
    201,339.57/302,002.37 = 51,581.10/x
  3. Step 3: Cross multiply
    201,339.57x = 302,002.37 × 51,581.10
  4. Step 4: Simplify right side
    201,339.57x = 15,577,614,189.30
  5. Step 5: Solve for x
    x = 15,577,614,189.30/201,339.57
  6. Step 6: Final answer
    x = 77,369.86

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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.