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Finding the Fourth Proportional to 16,488.23, 24,732 and 4,008.32

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Solution

The fourth proportional to 16,488.23, 24,732 and 4,008.32 is: 6,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,488.23 : 24,732 = 4,008.32 : x
  2. Step 2: Convert to fraction form
    16,488.23/24,732 = 4,008.32/x
  3. Step 3: Cross multiply
    16,488.23x = 24,732 × 4,008.32
  4. Step 4: Simplify right side
    16,488.23x = 99,133,770.24
  5. Step 5: Solve for x
    x = 99,133,770.24/16,488.23
  6. Step 6: Final answer
    x = 6,012.40

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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.