Home / 187,404.43-281,106.66-54,284.74

Finding the Fourth Proportional to 187,404.43, 281,106.66 and 54,284.74

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Solution

The fourth proportional to 187,404.43, 281,106.66 and 54,284.74 is: 81,427.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,404.43 : 281,106.66 = 54,284.74 : x
  2. Step 2: Convert to fraction form
    187,404.43/281,106.66 = 54,284.74/x
  3. Step 3: Cross multiply
    187,404.43x = 281,106.66 × 54,284.74
  4. Step 4: Simplify right side
    187,404.43x = 15,259,801,950.37
  5. Step 5: Solve for x
    x = 15,259,801,950.37/187,404.43
  6. Step 6: Final answer
    x = 81,427.11

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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.