Home / 114,620.48-171,911.04-30,381.44

Finding the Fourth Proportional to 114,620.48, 171,911.04 and 30,381.44

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Solution

The fourth proportional to 114,620.48, 171,911.04 and 30,381.44 is: 45,566.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,620.48 : 171,911.04 = 30,381.44 : x
  2. Step 2: Convert to fraction form
    114,620.48/171,911.04 = 30,381.44/x
  3. Step 3: Cross multiply
    114,620.48x = 171,911.04 × 30,381.44
  4. Step 4: Simplify right side
    114,620.48x = 5,222,904,947.10
  5. Step 5: Solve for x
    x = 5,222,904,947.10/114,620.48
  6. Step 6: Final answer
    x = 45,566.94

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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.