Home / 54,027.44-81,076.72-18,966.16

Finding the Fourth Proportional to 54,027.44, 81,076.72 and 18,966.16

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Solution

The fourth proportional to 54,027.44, 81,076.72 and 18,966.16 is: 28,461.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,027.44 : 81,076.72 = 18,966.16 : x
  2. Step 2: Convert to fraction form
    54,027.44/81,076.72 = 18,966.16/x
  3. Step 3: Cross multiply
    54,027.44x = 81,076.72 × 18,966.16
  4. Step 4: Simplify right side
    54,027.44x = 1,537,714,043.80
  5. Step 5: Solve for x
    x = 1,537,714,043.80/54,027.44
  6. Step 6: Final answer
    x = 28,461.72

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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.