Home / 178,441.64-246,179.14-102,975.56

Finding the Fourth Proportional to 178,441.64, 246,179.14 and 102,975.56

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Solution

The fourth proportional to 178,441.64, 246,179.14 and 102,975.56 is: 142,065.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,441.64 : 246,179.14 = 102,975.56 : x
  2. Step 2: Convert to fraction form
    178,441.64/246,179.14 = 102,975.56/x
  3. Step 3: Cross multiply
    178,441.64x = 246,179.14 × 102,975.56
  4. Step 4: Simplify right side
    178,441.64x = 25,350,434,801.82
  5. Step 5: Solve for x
    x = 25,350,434,801.82/178,441.64
  6. Step 6: Final answer
    x = 142,065.69

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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.