Home / 56,380-84,566.76-16,936.24

Finding the Fourth Proportional to 56,380, 84,566.76 and 16,936.24

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Solution

The fourth proportional to 56,380, 84,566.76 and 16,936.24 is: 25,403.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,380 : 84,566.76 = 16,936.24 : x
  2. Step 2: Convert to fraction form
    56,380/84,566.76 = 16,936.24/x
  3. Step 3: Cross multiply
    56,380x = 84,566.76 × 16,936.24
  4. Step 4: Simplify right side
    56,380x = 1,432,242,943.38
  5. Step 5: Solve for x
    x = 1,432,242,943.38/56,380
  6. Step 6: Final answer
    x = 25,403.39

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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.