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Finding the Fourth Proportional to 62,149.57, 85,762.36 and 36,650.08

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Solution

The fourth proportional to 62,149.57, 85,762.36 and 36,650.08 is: 50,574.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,149.57 : 85,762.36 = 36,650.08 : x
  2. Step 2: Convert to fraction form
    62,149.57/85,762.36 = 36,650.08/x
  3. Step 3: Cross multiply
    62,149.57x = 85,762.36 × 36,650.08
  4. Step 4: Simplify right side
    62,149.57x = 3,143,197,354.99
  5. Step 5: Solve for x
    x = 3,143,197,354.99/62,149.57
  6. Step 6: Final answer
    x = 50,574.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.