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Finding the Fourth Proportional to 16,483.88, 24,726.95 and 6,623.15

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Solution

The fourth proportional to 16,483.88, 24,726.95 and 6,623.15 is: 9,935.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,483.88 : 24,726.95 = 6,623.15 : x
  2. Step 2: Convert to fraction form
    16,483.88/24,726.95 = 6,623.15/x
  3. Step 3: Cross multiply
    16,483.88x = 24,726.95 × 6,623.15
  4. Step 4: Simplify right side
    16,483.88x = 163,770,191.82
  5. Step 5: Solve for x
    x = 163,770,191.82/16,483.88
  6. Step 6: Final answer
    x = 9,935.18

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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.