Home / 54,392.72-81,579.32-14,944.64

Finding the Fourth Proportional to 54,392.72, 81,579.32 and 14,944.64

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Solution

The fourth proportional to 54,392.72, 81,579.32 and 14,944.64 is: 22,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,392.72 : 81,579.32 = 14,944.64 : x
  2. Step 2: Convert to fraction form
    54,392.72/81,579.32 = 14,944.64/x
  3. Step 3: Cross multiply
    54,392.72x = 81,579.32 × 14,944.64
  4. Step 4: Simplify right side
    54,392.72x = 1,219,173,568.84
  5. Step 5: Solve for x
    x = 1,219,173,568.84/54,392.72
  6. Step 6: Final answer
    x = 22,414.28

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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.