Home / 236,405.40-354,284.10-151,906.20

Finding the Fourth Proportional to 236,405.40, 354,284.10 and 151,906.20

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Solution

The fourth proportional to 236,405.40, 354,284.10 and 151,906.20 is: 227,651.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    236,405.40 : 354,284.10 = 151,906.20 : x
  2. Step 2: Convert to fraction form
    236,405.40/354,284.10 = 151,906.20/x
  3. Step 3: Cross multiply
    236,405.40x = 354,284.10 × 151,906.20
  4. Step 4: Simplify right side
    236,405.40x = 53,817,951,351.42
  5. Step 5: Solve for x
    x = 53,817,951,351.42/236,405.40
  6. Step 6: Final answer
    x = 227,651.11

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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.