Home / 178,346.30-246,149.16-135,467.72

Finding the Fourth Proportional to 178,346.30, 246,149.16 and 135,467.72

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Solution

The fourth proportional to 178,346.30, 246,149.16 and 135,467.72 is: 186,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,346.30 : 246,149.16 = 135,467.72 : x
  2. Step 2: Convert to fraction form
    178,346.30/246,149.16 = 135,467.72/x
  3. Step 3: Cross multiply
    178,346.30x = 246,149.16 × 135,467.72
  4. Step 4: Simplify right side
    178,346.30x = 33,345,265,485.12
  5. Step 5: Solve for x
    x = 33,345,265,485.12/178,346.30
  6. Step 6: Final answer
    x = 186,969.20

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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.