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Finding the Fourth Proportional to 27,483.63, 41,223.37 and 8,762.91

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Solution

The fourth proportional to 27,483.63, 41,223.37 and 8,762.91 is: 13,143.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,483.63 : 41,223.37 = 8,762.91 : x
  2. Step 2: Convert to fraction form
    27,483.63/41,223.37 = 8,762.91/x
  3. Step 3: Cross multiply
    27,483.63x = 41,223.37 × 8,762.91
  4. Step 4: Simplify right side
    27,483.63x = 361,236,431.28
  5. Step 5: Solve for x
    x = 361,236,431.28/27,483.63
  6. Step 6: Final answer
    x = 13,143.70

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1.5x scale

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.