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Finding the Fourth Proportional to 49,417, 74,133.18 and 16,592.68

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Solution

The fourth proportional to 49,417, 74,133.18 and 16,592.68 is: 24,891.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,417 : 74,133.18 = 16,592.68 : x
  2. Step 2: Convert to fraction form
    49,417/74,133.18 = 16,592.68/x
  3. Step 3: Cross multiply
    49,417x = 74,133.18 × 16,592.68
  4. Step 4: Simplify right side
    49,417x = 1,230,068,133.12
  5. Step 5: Solve for x
    x = 1,230,068,133.12/49,417
  6. Step 6: Final answer
    x = 24,891.60

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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.