Home / 76,287.94-114,463.50-41,186.32

Finding the Fourth Proportional to 76,287.94, 114,463.50 and 41,186.32

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Solution

The fourth proportional to 76,287.94, 114,463.50 and 41,186.32 is: 61,796.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,287.94 : 114,463.50 = 41,186.32 : x
  2. Step 2: Convert to fraction form
    76,287.94/114,463.50 = 41,186.32/x
  3. Step 3: Cross multiply
    76,287.94x = 114,463.50 × 41,186.32
  4. Step 4: Simplify right side
    76,287.94x = 4,714,330,339.32
  5. Step 5: Solve for x
    x = 4,714,330,339.32/76,287.94
  6. Step 6: Final answer
    x = 61,796.53

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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.