Home / 323,922.60-485,738.10-124,176.60

Finding the Fourth Proportional to 323,922.60, 485,738.10 and 124,176.60

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Solution

The fourth proportional to 323,922.60, 485,738.10 and 124,176.60 is: 186,209.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,922.60 : 485,738.10 = 124,176.60 : x
  2. Step 2: Convert to fraction form
    323,922.60/485,738.10 = 124,176.60/x
  3. Step 3: Cross multiply
    323,922.60x = 485,738.10 × 124,176.60
  4. Step 4: Simplify right side
    323,922.60x = 60,317,305,748.46
  5. Step 5: Solve for x
    x = 60,317,305,748.46/323,922.60
  6. Step 6: Final answer
    x = 186,209.01

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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.