Home / 154,136.48-231,209.46-41,816.25

Finding the Fourth Proportional to 154,136.48, 231,209.46 and 41,816.25

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Solution

The fourth proportional to 154,136.48, 231,209.46 and 41,816.25 is: 62,725.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,136.48 : 231,209.46 = 41,816.25 : x
  2. Step 2: Convert to fraction form
    154,136.48/231,209.46 = 41,816.25/x
  3. Step 3: Cross multiply
    154,136.48x = 231,209.46 × 41,816.25
  4. Step 4: Simplify right side
    154,136.48x = 9,668,312,581.73
  5. Step 5: Solve for x
    x = 9,668,312,581.73/154,136.48
  6. Step 6: Final answer
    x = 62,725.66

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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.