Home / 44,621.64-66,939.48-18,319.32

Finding the Fourth Proportional to 44,621.64, 66,939.48 and 18,319.32

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Solution

The fourth proportional to 44,621.64, 66,939.48 and 18,319.32 is: 27,481.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,621.64 : 66,939.48 = 18,319.32 : x
  2. Step 2: Convert to fraction form
    44,621.64/66,939.48 = 18,319.32/x
  3. Step 3: Cross multiply
    44,621.64x = 66,939.48 × 18,319.32
  4. Step 4: Simplify right side
    44,621.64x = 1,226,285,754.75
  5. Step 5: Solve for x
    x = 1,226,285,754.75/44,621.64
  6. Step 6: Final answer
    x = 27,481.86

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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.