Home / 178,999.64-247,057.25-113,546.24

Finding the Fourth Proportional to 178,999.64, 247,057.25 and 113,546.24

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Solution

The fourth proportional to 178,999.64, 247,057.25 and 113,546.24 is: 156,717.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,999.64 : 247,057.25 = 113,546.24 : x
  2. Step 2: Convert to fraction form
    178,999.64/247,057.25 = 113,546.24/x
  3. Step 3: Cross multiply
    178,999.64x = 247,057.25 × 113,546.24
  4. Step 4: Simplify right side
    178,999.64x = 28,052,419,999.22
  5. Step 5: Solve for x
    x = 28,052,419,999.22/178,999.64
  6. Step 6: Final answer
    x = 156,717.75

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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.