Home / 114,418.20-171,627.30-76,996.20

Finding the Fourth Proportional to 114,418.20, 171,627.30 and 76,996.20

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Solution

The fourth proportional to 114,418.20, 171,627.30 and 76,996.20 is: 115,494.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,418.20 : 171,627.30 = 76,996.20 : x
  2. Step 2: Convert to fraction form
    114,418.20/171,627.30 = 76,996.20/x
  3. Step 3: Cross multiply
    114,418.20x = 171,627.30 × 76,996.20
  4. Step 4: Simplify right side
    114,418.20x = 13,214,649,916.26
  5. Step 5: Solve for x
    x = 13,214,649,916.26/114,418.20
  6. Step 6: Final answer
    x = 115,494.30

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1.5x scale

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.