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Finding the Fourth Proportional to 40,369.25, 60,563.60 and 12,667.25

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Solution

The fourth proportional to 40,369.25, 60,563.60 and 12,667.25 is: 19,003.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,369.25 : 60,563.60 = 12,667.25 : x
  2. Step 2: Convert to fraction form
    40,369.25/60,563.60 = 12,667.25/x
  3. Step 3: Cross multiply
    40,369.25x = 60,563.60 × 12,667.25
  4. Step 4: Simplify right side
    40,369.25x = 767,174,262.10
  5. Step 5: Solve for x
    x = 767,174,262.10/40,369.25
  6. Step 6: Final answer
    x = 19,003.93

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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.