Home / 10,132.97-15,179.07-5,051.82

Finding the Fourth Proportional to 10,132.97, 15,179.07 and 5,051.82

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Solution

The fourth proportional to 10,132.97, 15,179.07 and 5,051.82 is: 7,567.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,132.97 : 15,179.07 = 5,051.82 : x
  2. Step 2: Convert to fraction form
    10,132.97/15,179.07 = 5,051.82/x
  3. Step 3: Cross multiply
    10,132.97x = 15,179.07 × 5,051.82
  4. Step 4: Simplify right side
    10,132.97x = 76,681,976.86
  5. Step 5: Solve for x
    x = 76,681,976.86/10,132.97
  6. Step 6: Final answer
    x = 7,567.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.