Home / 52,553.40-78,842.64-17,493.36

Finding the Fourth Proportional to 52,553.40, 78,842.64 and 17,493.36

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Solution

The fourth proportional to 52,553.40, 78,842.64 and 17,493.36 is: 26,244.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,553.40 : 78,842.64 = 17,493.36 : x
  2. Step 2: Convert to fraction form
    52,553.40/78,842.64 = 17,493.36/x
  3. Step 3: Cross multiply
    52,553.40x = 78,842.64 × 17,493.36
  4. Step 4: Simplify right side
    52,553.40x = 1,379,222,684.87
  5. Step 5: Solve for x
    x = 1,379,222,684.87/52,553.40
  6. Step 6: Final answer
    x = 26,244.21

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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.