Home / 246,499.12-340,168.80-133,321.84

Finding the Fourth Proportional to 246,499.12, 340,168.80 and 133,321.84

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Solution

The fourth proportional to 246,499.12, 340,168.80 and 133,321.84 is: 183,984.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,499.12 : 340,168.80 = 133,321.84 : x
  2. Step 2: Convert to fraction form
    246,499.12/340,168.80 = 133,321.84/x
  3. Step 3: Cross multiply
    246,499.12x = 340,168.80 × 133,321.84
  4. Step 4: Simplify right side
    246,499.12x = 45,351,930,326.59
  5. Step 5: Solve for x
    x = 45,351,930,326.59/246,499.12
  6. Step 6: Final answer
    x = 183,984.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.