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Finding the Fourth Proportional to 27,073.54, 40,607.63 and 8,348.50

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Solution

The fourth proportional to 27,073.54, 40,607.63 and 8,348.50 is: 12,521.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,073.54 : 40,607.63 = 8,348.50 : x
  2. Step 2: Convert to fraction form
    27,073.54/40,607.63 = 8,348.50/x
  3. Step 3: Cross multiply
    27,073.54x = 40,607.63 × 8,348.50
  4. Step 4: Simplify right side
    27,073.54x = 339,012,839.38
  5. Step 5: Solve for x
    x = 339,012,839.38/27,073.54
  6. Step 6: Final answer
    x = 12,521.92

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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.