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Finding the Fourth Proportional to 36,009.80, 54,014.52 and 14,944.40

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Solution

The fourth proportional to 36,009.80, 54,014.52 and 14,944.40 is: 22,416.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,009.80 : 54,014.52 = 14,944.40 : x
  2. Step 2: Convert to fraction form
    36,009.80/54,014.52 = 14,944.40/x
  3. Step 3: Cross multiply
    36,009.80x = 54,014.52 × 14,944.40
  4. Step 4: Simplify right side
    36,009.80x = 807,214,592.69
  5. Step 5: Solve for x
    x = 807,214,592.69/36,009.80
  6. Step 6: Final answer
    x = 22,416.53

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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.