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Finding the Fourth Proportional to 27,353.25, 37,728.74 and 16,748.12

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Solution

The fourth proportional to 27,353.25, 37,728.74 and 16,748.12 is: 23,100.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,353.25 : 37,728.74 = 16,748.12 : x
  2. Step 2: Convert to fraction form
    27,353.25/37,728.74 = 16,748.12/x
  3. Step 3: Cross multiply
    27,353.25x = 37,728.74 × 16,748.12
  4. Step 4: Simplify right side
    27,353.25x = 631,885,464.97
  5. Step 5: Solve for x
    x = 631,885,464.97/27,353.25
  6. Step 6: Final answer
    x = 23,100.93

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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.