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Finding the Fourth Proportional to 36,742.94, 55,114.68 and 9,040.94

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Solution

The fourth proportional to 36,742.94, 55,114.68 and 9,040.94 is: 13,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,742.94 : 55,114.68 = 9,040.94 : x
  2. Step 2: Convert to fraction form
    36,742.94/55,114.68 = 9,040.94/x
  3. Step 3: Cross multiply
    36,742.94x = 55,114.68 × 9,040.94
  4. Step 4: Simplify right side
    36,742.94x = 498,288,515.00
  5. Step 5: Solve for x
    x = 498,288,515.00/36,742.94
  6. Step 6: Final answer
    x = 13,561.48

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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.