Home / 61,489.05-92,229.93-21,505.25

Finding the Fourth Proportional to 61,489.05, 92,229.93 and 21,505.25

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Solution

The fourth proportional to 61,489.05, 92,229.93 and 21,505.25 is: 32,256.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,489.05 : 92,229.93 = 21,505.25 : x
  2. Step 2: Convert to fraction form
    61,489.05/92,229.93 = 21,505.25/x
  3. Step 3: Cross multiply
    61,489.05x = 92,229.93 × 21,505.25
  4. Step 4: Simplify right side
    61,489.05x = 1,983,427,240.98
  5. Step 5: Solve for x
    x = 1,983,427,240.98/61,489.05
  6. Step 6: Final answer
    x = 32,256.59

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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.