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Finding the Fourth Proportional to 56,857.50, 85,316.97 and 27,673.50

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Solution

The fourth proportional to 56,857.50, 85,316.97 and 27,673.50 is: 41,525.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,857.50 : 85,316.97 = 27,673.50 : x
  2. Step 2: Convert to fraction form
    56,857.50/85,316.97 = 27,673.50/x
  3. Step 3: Cross multiply
    56,857.50x = 85,316.97 × 27,673.50
  4. Step 4: Simplify right side
    56,857.50x = 2,361,019,169.30
  5. Step 5: Solve for x
    x = 2,361,019,169.30/56,857.50
  6. Step 6: Final answer
    x = 41,525.20

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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.