Home / 286,525.37-395,405.09-159,200.96

Finding the Fourth Proportional to 286,525.37, 395,405.09 and 159,200.96

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Solution

The fourth proportional to 286,525.37, 395,405.09 and 159,200.96 is: 219,697.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,525.37 : 395,405.09 = 159,200.96 : x
  2. Step 2: Convert to fraction form
    286,525.37/395,405.09 = 159,200.96/x
  3. Step 3: Cross multiply
    286,525.37x = 395,405.09 × 159,200.96
  4. Step 4: Simplify right side
    286,525.37x = 62,948,869,120.88
  5. Step 5: Solve for x
    x = 62,948,869,120.88/286,525.37
  6. Step 6: Final answer
    x = 219,697.37

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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.