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Finding the Fourth Proportional to 36,557.40, 54,792 and 16,808.88

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Solution

The fourth proportional to 36,557.40, 54,792 and 16,808.88 is: 25,193.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,557.40 : 54,792 = 16,808.88 : x
  2. Step 2: Convert to fraction form
    36,557.40/54,792 = 16,808.88/x
  3. Step 3: Cross multiply
    36,557.40x = 54,792 × 16,808.88
  4. Step 4: Simplify right side
    36,557.40x = 920,992,152.96
  5. Step 5: Solve for x
    x = 920,992,152.96/36,557.40
  6. Step 6: Final answer
    x = 25,193.04

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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.