Home / 68,881.53-95,032.07-45,021.96

Finding the Fourth Proportional to 68,881.53, 95,032.07 and 45,021.96

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Solution

The fourth proportional to 68,881.53, 95,032.07 and 45,021.96 is: 62,114.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,881.53 : 95,032.07 = 45,021.96 : x
  2. Step 2: Convert to fraction form
    68,881.53/95,032.07 = 45,021.96/x
  3. Step 3: Cross multiply
    68,881.53x = 95,032.07 × 45,021.96
  4. Step 4: Simplify right side
    68,881.53x = 4,278,529,829.15
  5. Step 5: Solve for x
    x = 4,278,529,829.15/68,881.53
  6. Step 6: Final answer
    x = 62,114.33

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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.