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Finding the Fourth Proportional to 27,893.53, 41,840.30 and 7,117.03

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Solution

The fourth proportional to 27,893.53, 41,840.30 and 7,117.03 is: 10,675.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,893.53 : 41,840.30 = 7,117.03 : x
  2. Step 2: Convert to fraction form
    27,893.53/41,840.30 = 7,117.03/x
  3. Step 3: Cross multiply
    27,893.53x = 41,840.30 × 7,117.03
  4. Step 4: Simplify right side
    27,893.53x = 297,778,700.37
  5. Step 5: Solve for x
    x = 297,778,700.37/27,893.53
  6. Step 6: Final answer
    x = 10,675.55

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Similar ratio
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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.