Home / 57,518.05-86,260.05-25,909.84

Finding the Fourth Proportional to 57,518.05, 86,260.05 and 25,909.84

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Solution

The fourth proportional to 57,518.05, 86,260.05 and 25,909.84 is: 38,857.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,518.05 : 86,260.05 = 25,909.84 : x
  2. Step 2: Convert to fraction form
    57,518.05/86,260.05 = 25,909.84/x
  3. Step 3: Cross multiply
    57,518.05x = 86,260.05 × 25,909.84
  4. Step 4: Simplify right side
    57,518.05x = 2,234,984,093.89
  5. Step 5: Solve for x
    x = 2,234,984,093.89/57,518.05
  6. Step 6: Final answer
    x = 38,857.09

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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.