Home / 43,181.55-64,772.33-16,867.84

Finding the Fourth Proportional to 43,181.55, 64,772.33 and 16,867.84

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Solution

The fourth proportional to 43,181.55, 64,772.33 and 16,867.84 is: 25,301.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,181.55 : 64,772.33 = 16,867.84 : x
  2. Step 2: Convert to fraction form
    43,181.55/64,772.33 = 16,867.84/x
  3. Step 3: Cross multiply
    43,181.55x = 64,772.33 × 16,867.84
  4. Step 4: Simplify right side
    43,181.55x = 1,092,569,214.53
  5. Step 5: Solve for x
    x = 1,092,569,214.53/43,181.55
  6. Step 6: Final answer
    x = 25,301.76

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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.