Home / 257,736.98-355,560.46-167,115.90

Finding the Fourth Proportional to 257,736.98, 355,560.46 and 167,115.90

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Solution

The fourth proportional to 257,736.98, 355,560.46 and 167,115.90 is: 230,544.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,736.98 : 355,560.46 = 167,115.90 : x
  2. Step 2: Convert to fraction form
    257,736.98/355,560.46 = 167,115.90/x
  3. Step 3: Cross multiply
    257,736.98x = 355,560.46 × 167,115.90
  4. Step 4: Simplify right side
    257,736.98x = 59,419,806,277.31
  5. Step 5: Solve for x
    x = 59,419,806,277.31/257,736.98
  6. Step 6: Final answer
    x = 230,544.36

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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.