Home / 109,327.60-164,064.30-50,132.80

Finding the Fourth Proportional to 109,327.60, 164,064.30 and 50,132.80

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Solution

The fourth proportional to 109,327.60, 164,064.30 and 50,132.80 is: 75,232.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,327.60 : 164,064.30 = 50,132.80 : x
  2. Step 2: Convert to fraction form
    109,327.60/164,064.30 = 50,132.80/x
  3. Step 3: Cross multiply
    109,327.60x = 164,064.30 × 50,132.80
  4. Step 4: Simplify right side
    109,327.60x = 8,225,002,739.04
  5. Step 5: Solve for x
    x = 8,225,002,739.04/109,327.60
  6. Step 6: Final answer
    x = 75,232.63

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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.