Home / 69,832.90-96,371.57-39,619.49

Finding the Fourth Proportional to 69,832.90, 96,371.57 and 39,619.49

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Solution

The fourth proportional to 69,832.90, 96,371.57 and 39,619.49 is: 54,676.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,832.90 : 96,371.57 = 39,619.49 : x
  2. Step 2: Convert to fraction form
    69,832.90/96,371.57 = 39,619.49/x
  3. Step 3: Cross multiply
    69,832.90x = 96,371.57 × 39,619.49
  4. Step 4: Simplify right side
    69,832.90x = 3,818,192,453.90
  5. Step 5: Solve for x
    x = 3,818,192,453.90/69,832.90
  6. Step 6: Final answer
    x = 54,676.13

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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.