Home / 165,525.92-248,094.48-76,591.68

Finding the Fourth Proportional to 165,525.92, 248,094.48 and 76,591.68

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Solution

The fourth proportional to 165,525.92, 248,094.48 and 76,591.68 is: 114,797.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,525.92 : 248,094.48 = 76,591.68 : x
  2. Step 2: Convert to fraction form
    165,525.92/248,094.48 = 76,591.68/x
  3. Step 3: Cross multiply
    165,525.92x = 248,094.48 × 76,591.68
  4. Step 4: Simplify right side
    165,525.92x = 19,001,973,021.93
  5. Step 5: Solve for x
    x = 19,001,973,021.93/165,525.92
  6. Step 6: Final answer
    x = 114,797.57

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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.