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Finding the Fourth Proportional to 18,495.98, 27,804.12 and 14,838.23

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Solution

The fourth proportional to 18,495.98, 27,804.12 and 14,838.23 is: 22,305.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.98 : 27,804.12 = 14,838.23 : x
  2. Step 2: Convert to fraction form
    18,495.98/27,804.12 = 14,838.23/x
  3. Step 3: Cross multiply
    18,495.98x = 27,804.12 × 14,838.23
  4. Step 4: Simplify right side
    18,495.98x = 412,563,714.30
  5. Step 5: Solve for x
    x = 412,563,714.30/18,495.98
  6. Step 6: Final answer
    x = 22,305.59

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1.5x scale

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.