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Finding the Fourth Proportional to 26,855.40, 37,051.92 and 16,244.40

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Solution

The fourth proportional to 26,855.40, 37,051.92 and 16,244.40 is: 22,412.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,855.40 : 37,051.92 = 16,244.40 : x
  2. Step 2: Convert to fraction form
    26,855.40/37,051.92 = 16,244.40/x
  3. Step 3: Cross multiply
    26,855.40x = 37,051.92 × 16,244.40
  4. Step 4: Simplify right side
    26,855.40x = 601,886,209.25
  5. Step 5: Solve for x
    x = 601,886,209.25/26,855.40
  6. Step 6: Final answer
    x = 22,412.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.