Home / 165,026.88-247,500.60-76,195.08

Finding the Fourth Proportional to 165,026.88, 247,500.60 and 76,195.08

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Solution

The fourth proportional to 165,026.88, 247,500.60 and 76,195.08 is: 114,274.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,026.88 : 247,500.60 = 76,195.08 : x
  2. Step 2: Convert to fraction form
    165,026.88/247,500.60 = 76,195.08/x
  3. Step 3: Cross multiply
    165,026.88x = 247,500.60 × 76,195.08
  4. Step 4: Simplify right side
    165,026.88x = 18,858,328,017.05
  5. Step 5: Solve for x
    x = 18,858,328,017.05/165,026.88
  6. Step 6: Final answer
    x = 114,274.28

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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.