Home / 51,066.64-76,591.32-14,122

Finding the Fourth Proportional to 51,066.64, 76,591.32 and 14,122

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Solution

The fourth proportional to 51,066.64, 76,591.32 and 14,122 is: 21,180.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,066.64 : 76,591.32 = 14,122 : x
  2. Step 2: Convert to fraction form
    51,066.64/76,591.32 = 14,122/x
  3. Step 3: Cross multiply
    51,066.64x = 76,591.32 × 14,122
  4. Step 4: Simplify right side
    51,066.64x = 1,081,622,621.04
  5. Step 5: Solve for x
    x = 1,081,622,621.04/51,066.64
  6. Step 6: Final answer
    x = 21,180.61

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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.