Home / 69,764.36-96,272.75-39,552.44

Finding the Fourth Proportional to 69,764.36, 96,272.75 and 39,552.44

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Solution

The fourth proportional to 69,764.36, 96,272.75 and 39,552.44 is: 54,581.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,764.36 : 96,272.75 = 39,552.44 : x
  2. Step 2: Convert to fraction form
    69,764.36/96,272.75 = 39,552.44/x
  3. Step 3: Cross multiply
    69,764.36x = 96,272.75 × 39,552.44
  4. Step 4: Simplify right side
    69,764.36x = 3,807,821,785.53
  5. Step 5: Solve for x
    x = 3,807,821,785.53/69,764.36
  6. Step 6: Final answer
    x = 54,581.19

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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.