Home / 324,025.04-486,052.28-99,369.04

Finding the Fourth Proportional to 324,025.04, 486,052.28 and 99,369.04

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Solution

The fourth proportional to 324,025.04, 486,052.28 and 99,369.04 is: 149,058.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,025.04 : 486,052.28 = 99,369.04 : x
  2. Step 2: Convert to fraction form
    324,025.04/486,052.28 = 99,369.04/x
  3. Step 3: Cross multiply
    324,025.04x = 486,052.28 × 99,369.04
  4. Step 4: Simplify right side
    324,025.04x = 48,298,548,453.41
  5. Step 5: Solve for x
    x = 48,298,548,453.41/324,025.04
  6. Step 6: Final answer
    x = 149,058.07

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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.