Home / 178,820.43-246,669.52-111,635.79

Finding the Fourth Proportional to 178,820.43, 246,669.52 and 111,635.79

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Solution

The fourth proportional to 178,820.43, 246,669.52 and 111,635.79 is: 153,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,820.43 : 246,669.52 = 111,635.79 : x
  2. Step 2: Convert to fraction form
    178,820.43/246,669.52 = 111,635.79/x
  3. Step 3: Cross multiply
    178,820.43x = 246,669.52 × 111,635.79
  4. Step 4: Simplify right side
    178,820.43x = 27,537,146,734.12
  5. Step 5: Solve for x
    x = 27,537,146,734.12/178,820.43
  6. Step 6: Final answer
    x = 153,993.29

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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.