Home / 154,606.32-231,996.96-65,850.57

Finding the Fourth Proportional to 154,606.32, 231,996.96 and 65,850.57

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Solution

The fourth proportional to 154,606.32, 231,996.96 and 65,850.57 is: 98,813.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,606.32 : 231,996.96 = 65,850.57 : x
  2. Step 2: Convert to fraction form
    154,606.32/231,996.96 = 65,850.57/x
  3. Step 3: Cross multiply
    154,606.32x = 231,996.96 × 65,850.57
  4. Step 4: Simplify right side
    154,606.32x = 15,277,132,054.27
  5. Step 5: Solve for x
    x = 15,277,132,054.27/154,606.32
  6. Step 6: Final answer
    x = 98,813.11

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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.