Home / 178,708.38-246,619.27-98,137.59

Finding the Fourth Proportional to 178,708.38, 246,619.27 and 98,137.59

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Solution

The fourth proportional to 178,708.38, 246,619.27 and 98,137.59 is: 135,430.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,708.38 : 246,619.27 = 98,137.59 : x
  2. Step 2: Convert to fraction form
    178,708.38/246,619.27 = 98,137.59/x
  3. Step 3: Cross multiply
    178,708.38x = 246,619.27 × 98,137.59
  4. Step 4: Simplify right side
    178,708.38x = 24,202,620,928.03
  5. Step 5: Solve for x
    x = 24,202,620,928.03/178,708.38
  6. Step 6: Final answer
    x = 135,430.81

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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.