Home / 54,023.62-81,034.78-14,039.06

Finding the Fourth Proportional to 54,023.62, 81,034.78 and 14,039.06

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Solution

The fourth proportional to 54,023.62, 81,034.78 and 14,039.06 is: 21,058.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,023.62 : 81,034.78 = 14,039.06 : x
  2. Step 2: Convert to fraction form
    54,023.62/81,034.78 = 14,039.06/x
  3. Step 3: Cross multiply
    54,023.62x = 81,034.78 × 14,039.06
  4. Step 4: Simplify right side
    54,023.62x = 1,137,652,138.51
  5. Step 5: Solve for x
    x = 1,137,652,138.51/54,023.62
  6. Step 6: Final answer
    x = 21,058.42

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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.