Home / 57,680.94-86,522.13-18,241.50

Finding the Fourth Proportional to 57,680.94, 86,522.13 and 18,241.50

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Solution

The fourth proportional to 57,680.94, 86,522.13 and 18,241.50 is: 27,362.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,680.94 : 86,522.13 = 18,241.50 : x
  2. Step 2: Convert to fraction form
    57,680.94/86,522.13 = 18,241.50/x
  3. Step 3: Cross multiply
    57,680.94x = 86,522.13 × 18,241.50
  4. Step 4: Simplify right side
    57,680.94x = 1,578,293,434.40
  5. Step 5: Solve for x
    x = 1,578,293,434.40/57,680.94
  6. Step 6: Final answer
    x = 27,362.48

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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.