Home / 165,825.45-248,773.59-53,512.05

Finding the Fourth Proportional to 165,825.45, 248,773.59 and 53,512.05

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Solution

The fourth proportional to 165,825.45, 248,773.59 and 53,512.05 is: 80,279.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,825.45 : 248,773.59 = 53,512.05 : x
  2. Step 2: Convert to fraction form
    165,825.45/248,773.59 = 53,512.05/x
  3. Step 3: Cross multiply
    165,825.45x = 248,773.59 × 53,512.05
  4. Step 4: Simplify right side
    165,825.45x = 13,312,384,786.76
  5. Step 5: Solve for x
    x = 13,312,384,786.76/165,825.45
  6. Step 6: Final answer
    x = 80,279.50

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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.