Home / 324,017.04-486,040.28-99,361.04

Finding the Fourth Proportional to 324,017.04, 486,040.28 and 99,361.04

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Solution

The fourth proportional to 324,017.04, 486,040.28 and 99,361.04 is: 149,046.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,017.04 : 486,040.28 = 99,361.04 : x
  2. Step 2: Convert to fraction form
    324,017.04/486,040.28 = 99,361.04/x
  3. Step 3: Cross multiply
    324,017.04x = 486,040.28 × 99,361.04
  4. Step 4: Simplify right side
    324,017.04x = 48,293,467,702.69
  5. Step 5: Solve for x
    x = 48,293,467,702.69/324,017.04
  6. Step 6: Final answer
    x = 149,046.07

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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.