Home / 187,933.33-281,983.81-86,676.94

Finding the Fourth Proportional to 187,933.33, 281,983.81 and 86,676.94

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Solution

The fourth proportional to 187,933.33, 281,983.81 and 86,676.94 is: 130,054.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,933.33 : 281,983.81 = 86,676.94 : x
  2. Step 2: Convert to fraction form
    187,933.33/281,983.81 = 86,676.94/x
  3. Step 3: Cross multiply
    187,933.33x = 281,983.81 × 86,676.94
  4. Step 4: Simplify right side
    187,933.33x = 24,441,492,289.52
  5. Step 5: Solve for x
    x = 24,441,492,289.52/187,933.33
  6. Step 6: Final answer
    x = 130,054.06

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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.