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Finding the Fourth Proportional to 16,507.71, 24,763.17 and 4,821.03

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Solution

The fourth proportional to 16,507.71, 24,763.17 and 4,821.03 is: 7,232.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,507.71 : 24,763.17 = 4,821.03 : x
  2. Step 2: Convert to fraction form
    16,507.71/24,763.17 = 4,821.03/x
  3. Step 3: Cross multiply
    16,507.71x = 24,763.17 × 4,821.03
  4. Step 4: Simplify right side
    16,507.71x = 119,383,985.47
  5. Step 5: Solve for x
    x = 119,383,985.47/16,507.71
  6. Step 6: Final answer
    x = 7,232.01

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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.