Home / 54,429.39-81,626.81-17,484.75

Finding the Fourth Proportional to 54,429.39, 81,626.81 and 17,484.75

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Solution

The fourth proportional to 54,429.39, 81,626.81 and 17,484.75 is: 26,221.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,429.39 : 81,626.81 = 17,484.75 : x
  2. Step 2: Convert to fraction form
    54,429.39/81,626.81 = 17,484.75/x
  3. Step 3: Cross multiply
    54,429.39x = 81,626.81 × 17,484.75
  4. Step 4: Simplify right side
    54,429.39x = 1,427,224,278.72
  5. Step 5: Solve for x
    x = 1,427,224,278.72/54,429.39
  6. Step 6: Final answer
    x = 26,221.57

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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.