Home / 153,974.70-230,962.05-146,757.60

Finding the Fourth Proportional to 153,974.70, 230,962.05 and 146,757.60

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Solution

The fourth proportional to 153,974.70, 230,962.05 and 146,757.60 is: 220,136.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,974.70 : 230,962.05 = 146,757.60 : x
  2. Step 2: Convert to fraction form
    153,974.70/230,962.05 = 146,757.60/x
  3. Step 3: Cross multiply
    153,974.70x = 230,962.05 × 146,757.60
  4. Step 4: Simplify right side
    153,974.70x = 33,895,436,149.08
  5. Step 5: Solve for x
    x = 33,895,436,149.08/153,974.70
  6. Step 6: Final answer
    x = 220,136.40

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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.