Home / 85,327.16-117,696.66-51,793.16

Finding the Fourth Proportional to 85,327.16, 117,696.66 and 51,793.16

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Solution

The fourth proportional to 85,327.16, 117,696.66 and 51,793.16 is: 71,441.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,327.16 : 117,696.66 = 51,793.16 : x
  2. Step 2: Convert to fraction form
    85,327.16/117,696.66 = 51,793.16/x
  3. Step 3: Cross multiply
    85,327.16x = 117,696.66 × 51,793.16
  4. Step 4: Simplify right side
    85,327.16x = 6,095,881,942.85
  5. Step 5: Solve for x
    x = 6,095,881,942.85/85,327.16
  6. Step 6: Final answer
    x = 71,441.28

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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.