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Finding the Fourth Proportional to 54,196.10, 81,302.98 and 16,747.44

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Solution

The fourth proportional to 54,196.10, 81,302.98 and 16,747.44 is: 25,123.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,196.10 : 81,302.98 = 16,747.44 : x
  2. Step 2: Convert to fraction form
    54,196.10/81,302.98 = 16,747.44/x
  3. Step 3: Cross multiply
    54,196.10x = 81,302.98 × 16,747.44
  4. Step 4: Simplify right side
    54,196.10x = 1,361,616,779.37
  5. Step 5: Solve for x
    x = 1,361,616,779.37/54,196.10
  6. Step 6: Final answer
    x = 25,123.89

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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.