Home / 230,982.40-346,408.80-73,259.20

Finding the Fourth Proportional to 230,982.40, 346,408.80 and 73,259.20

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Solution

The fourth proportional to 230,982.40, 346,408.80 and 73,259.20 is: 109,868.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,982.40 : 346,408.80 = 73,259.20 : x
  2. Step 2: Convert to fraction form
    230,982.40/346,408.80 = 73,259.20/x
  3. Step 3: Cross multiply
    230,982.40x = 346,408.80 × 73,259.20
  4. Step 4: Simplify right side
    230,982.40x = 25,377,631,560.96
  5. Step 5: Solve for x
    x = 25,377,631,560.96/230,982.40
  6. Step 6: Final answer
    x = 109,868.25

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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.