Home / 39,453.36-54,467.64-27,371.76

Finding the Fourth Proportional to 39,453.36, 54,467.64 and 27,371.76

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Solution

The fourth proportional to 39,453.36, 54,467.64 and 27,371.76 is: 37,788.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,453.36 : 54,467.64 = 27,371.76 : x
  2. Step 2: Convert to fraction form
    39,453.36/54,467.64 = 27,371.76/x
  3. Step 3: Cross multiply
    39,453.36x = 54,467.64 × 27,371.76
  4. Step 4: Simplify right side
    39,453.36x = 1,490,875,169.85
  5. Step 5: Solve for x
    x = 1,490,875,169.85/39,453.36
  6. Step 6: Final answer
    x = 37,788.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.