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Finding the Fourth Proportional to 27,060, 37,344.24 and 15,885.60

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Solution

The fourth proportional to 27,060, 37,344.24 and 15,885.60 is: 21,922.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,060 : 37,344.24 = 15,885.60 : x
  2. Step 2: Convert to fraction form
    27,060/37,344.24 = 15,885.60/x
  3. Step 3: Cross multiply
    27,060x = 37,344.24 × 15,885.60
  4. Step 4: Simplify right side
    27,060x = 593,235,658.94
  5. Step 5: Solve for x
    x = 593,235,658.94/27,060
  6. Step 6: Final answer
    x = 21,922.97

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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.