Home / 187,914.42-281,841.62-54,763.52

Finding the Fourth Proportional to 187,914.42, 281,841.62 and 54,763.52

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Solution

The fourth proportional to 187,914.42, 281,841.62 and 54,763.52 is: 82,136.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,914.42 : 281,841.62 = 54,763.52 : x
  2. Step 2: Convert to fraction form
    187,914.42/281,841.62 = 54,763.52/x
  3. Step 3: Cross multiply
    187,914.42x = 281,841.62 × 54,763.52
  4. Step 4: Simplify right side
    187,914.42x = 15,434,637,510.68
  5. Step 5: Solve for x
    x = 15,434,637,510.68/187,914.42
  6. Step 6: Final answer
    x = 82,136.53

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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.