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Finding the Fourth Proportional to 37,885.92, 56,828.87 and 16,821.01

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Solution

The fourth proportional to 37,885.92, 56,828.87 and 16,821.01 is: 25,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,885.92 : 56,828.87 = 16,821.01 : x
  2. Step 2: Convert to fraction form
    37,885.92/56,828.87 = 16,821.01/x
  3. Step 3: Cross multiply
    37,885.92x = 56,828.87 × 16,821.01
  4. Step 4: Simplify right side
    37,885.92x = 955,918,706.41
  5. Step 5: Solve for x
    x = 955,918,706.41/37,885.92
  6. Step 6: Final answer
    x = 25,231.51

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Similar ratio
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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.