Home / 187,467.34-281,266.62-54,355.58

Finding the Fourth Proportional to 187,467.34, 281,266.62 and 54,355.58

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Solution

The fourth proportional to 187,467.34, 281,266.62 and 54,355.58 is: 81,552.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,467.34 : 281,266.62 = 54,355.58 : x
  2. Step 2: Convert to fraction form
    187,467.34/281,266.62 = 54,355.58/x
  3. Step 3: Cross multiply
    187,467.34x = 281,266.62 × 54,355.58
  4. Step 4: Simplify right side
    187,467.34x = 15,288,410,764.07
  5. Step 5: Solve for x
    x = 15,288,410,764.07/187,467.34
  6. Step 6: Final answer
    x = 81,552.40

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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.