Home / 324,583.20-486,644.40-124,826.40

Finding the Fourth Proportional to 324,583.20, 486,644.40 and 124,826.40

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Solution

The fourth proportional to 324,583.20, 486,644.40 and 124,826.40 is: 187,150.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,583.20 : 486,644.40 = 124,826.40 : x
  2. Step 2: Convert to fraction form
    324,583.20/486,644.40 = 124,826.40/x
  3. Step 3: Cross multiply
    324,583.20x = 486,644.40 × 124,826.40
  4. Step 4: Simplify right side
    324,583.20x = 60,746,068,532.16
  5. Step 5: Solve for x
    x = 60,746,068,532.16/324,583.20
  6. Step 6: Final answer
    x = 187,150.99

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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.