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Finding the Fourth Proportional to 27,673.40, 41,504.70 and 8,948.90

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Solution

The fourth proportional to 27,673.40, 41,504.70 and 8,948.90 is: 13,421.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,673.40 : 41,504.70 = 8,948.90 : x
  2. Step 2: Convert to fraction form
    27,673.40/41,504.70 = 8,948.90/x
  3. Step 3: Cross multiply
    27,673.40x = 41,504.70 × 8,948.90
  4. Step 4: Simplify right side
    27,673.40x = 371,421,409.83
  5. Step 5: Solve for x
    x = 371,421,409.83/27,673.40
  6. Step 6: Final answer
    x = 13,421.60

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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.