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Finding the Fourth Proportional to 36,433.80, 50,284.80 and 22,291.20

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Solution

The fourth proportional to 36,433.80, 50,284.80 and 22,291.20 is: 30,765.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,433.80 : 50,284.80 = 22,291.20 : x
  2. Step 2: Convert to fraction form
    36,433.80/50,284.80 = 22,291.20/x
  3. Step 3: Cross multiply
    36,433.80x = 50,284.80 × 22,291.20
  4. Step 4: Simplify right side
    36,433.80x = 1,120,908,533.76
  5. Step 5: Solve for x
    x = 1,120,908,533.76/36,433.80
  6. Step 6: Final answer
    x = 30,765.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.