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Finding the Fourth Proportional to 40,040.40, 60,103.80 and 22,544.40

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Solution

The fourth proportional to 40,040.40, 60,103.80 and 22,544.40 is: 33,840.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,040.40 : 60,103.80 = 22,544.40 : x
  2. Step 2: Convert to fraction form
    40,040.40/60,103.80 = 22,544.40/x
  3. Step 3: Cross multiply
    40,040.40x = 60,103.80 × 22,544.40
  4. Step 4: Simplify right side
    40,040.40x = 1,355,004,108.72
  5. Step 5: Solve for x
    x = 1,355,004,108.72/40,040.40
  6. Step 6: Final answer
    x = 33,840.92

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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.