Home / 246,505.22-369,720.69-78,003.62

Finding the Fourth Proportional to 246,505.22, 369,720.69 and 78,003.62

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Solution

The fourth proportional to 246,505.22, 369,720.69 and 78,003.62 is: 116,993.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,505.22 : 369,720.69 = 78,003.62 : x
  2. Step 2: Convert to fraction form
    246,505.22/369,720.69 = 78,003.62/x
  3. Step 3: Cross multiply
    246,505.22x = 369,720.69 × 78,003.62
  4. Step 4: Simplify right side
    246,505.22x = 28,839,552,208.90
  5. Step 5: Solve for x
    x = 28,839,552,208.90/246,505.22
  6. Step 6: Final answer
    x = 116,993.68

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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.