Home / 165,489.88-248,273.79-47,162.92

Finding the Fourth Proportional to 165,489.88, 248,273.79 and 47,162.92

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Solution

The fourth proportional to 165,489.88, 248,273.79 and 47,162.92 is: 70,755.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,489.88 : 248,273.79 = 47,162.92 : x
  2. Step 2: Convert to fraction form
    165,489.88/248,273.79 = 47,162.92/x
  3. Step 3: Cross multiply
    165,489.88x = 248,273.79 × 47,162.92
  4. Step 4: Simplify right side
    165,489.88x = 11,709,316,895.87
  5. Step 5: Solve for x
    x = 11,709,316,895.87/165,489.88
  6. Step 6: Final answer
    x = 70,755.49

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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.