Home / 151,850.40-227,775.60-68,744.40

Finding the Fourth Proportional to 151,850.40, 227,775.60 and 68,744.40

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Solution

The fourth proportional to 151,850.40, 227,775.60 and 68,744.40 is: 103,116.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,850.40 : 227,775.60 = 68,744.40 : x
  2. Step 2: Convert to fraction form
    151,850.40/227,775.60 = 68,744.40/x
  3. Step 3: Cross multiply
    151,850.40x = 227,775.60 × 68,744.40
  4. Step 4: Simplify right side
    151,850.40x = 15,658,296,956.64
  5. Step 5: Solve for x
    x = 15,658,296,956.64/151,850.40
  6. Step 6: Final answer
    x = 103,116.60

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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.