Home / 69,714.26-96,205.43-39,505.32

Finding the Fourth Proportional to 69,714.26, 96,205.43 and 39,505.32

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Solution

The fourth proportional to 69,714.26, 96,205.43 and 39,505.32 is: 54,517.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,714.26 : 96,205.43 = 39,505.32 : x
  2. Step 2: Convert to fraction form
    69,714.26/96,205.43 = 39,505.32/x
  3. Step 3: Cross multiply
    69,714.26x = 96,205.43 × 39,505.32
  4. Step 4: Simplify right side
    69,714.26x = 3,800,626,100.36
  5. Step 5: Solve for x
    x = 3,800,626,100.36/69,714.26
  6. Step 6: Final answer
    x = 54,517.20

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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.