Home / 44,164.80-66,247.20-12,999.36

Finding the Fourth Proportional to 44,164.80, 66,247.20 and 12,999.36

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Solution

The fourth proportional to 44,164.80, 66,247.20 and 12,999.36 is: 19,499.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,164.80 : 66,247.20 = 12,999.36 : x
  2. Step 2: Convert to fraction form
    44,164.80/66,247.20 = 12,999.36/x
  3. Step 3: Cross multiply
    44,164.80x = 66,247.20 × 12,999.36
  4. Step 4: Simplify right side
    44,164.80x = 861,171,201.79
  5. Step 5: Solve for x
    x = 861,171,201.79/44,164.80
  6. Step 6: Final answer
    x = 19,499.04

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Similar ratio
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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.