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Finding the Fourth Proportional to 48,563.55, 72,825.26 and 16,966.89

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Solution

The fourth proportional to 48,563.55, 72,825.26 and 16,966.89 is: 25,443.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,563.55 : 72,825.26 = 16,966.89 : x
  2. Step 2: Convert to fraction form
    48,563.55/72,825.26 = 16,966.89/x
  3. Step 3: Cross multiply
    48,563.55x = 72,825.26 × 16,966.89
  4. Step 4: Simplify right side
    48,563.55x = 1,235,618,090.81
  5. Step 5: Solve for x
    x = 1,235,618,090.81/48,563.55
  6. Step 6: Final answer
    x = 25,443.32

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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.