Home / 57,724.70-86,581.65-16,170.62

Finding the Fourth Proportional to 57,724.70, 86,581.65 and 16,170.62

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Solution

The fourth proportional to 57,724.70, 86,581.65 and 16,170.62 is: 24,254.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,724.70 : 86,581.65 = 16,170.62 : x
  2. Step 2: Convert to fraction form
    57,724.70/86,581.65 = 16,170.62/x
  3. Step 3: Cross multiply
    57,724.70x = 86,581.65 × 16,170.62
  4. Step 4: Simplify right side
    57,724.70x = 1,400,078,961.12
  5. Step 5: Solve for x
    x = 1,400,078,961.12/57,724.70
  6. Step 6: Final answer
    x = 24,254.42

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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.