Home / 293,007.88-439,511.82-135,150.22

Finding the Fourth Proportional to 293,007.88, 439,511.82 and 135,150.22

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Solution

The fourth proportional to 293,007.88, 439,511.82 and 135,150.22 is: 202,725.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,007.88 : 439,511.82 = 135,150.22 : x
  2. Step 2: Convert to fraction form
    293,007.88/439,511.82 = 135,150.22/x
  3. Step 3: Cross multiply
    293,007.88x = 439,511.82 × 135,150.22
  4. Step 4: Simplify right side
    293,007.88x = 59,400,119,968.40
  5. Step 5: Solve for x
    x = 59,400,119,968.40/293,007.88
  6. Step 6: Final answer
    x = 202,725.33

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Similar ratio
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1.5x scale

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.