Home / 44,530.28-66,795.42-19,889

Finding the Fourth Proportional to 44,530.28, 66,795.42 and 19,889

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Solution

The fourth proportional to 44,530.28, 66,795.42 and 19,889 is: 29,833.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,530.28 : 66,795.42 = 19,889 : x
  2. Step 2: Convert to fraction form
    44,530.28/66,795.42 = 19,889/x
  3. Step 3: Cross multiply
    44,530.28x = 66,795.42 × 19,889
  4. Step 4: Simplify right side
    44,530.28x = 1,328,494,108.38
  5. Step 5: Solve for x
    x = 1,328,494,108.38/44,530.28
  6. Step 6: Final answer
    x = 29,833.50

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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.