Home / 62,516.96-86,313.60-55,791.04

Finding the Fourth Proportional to 62,516.96, 86,313.60 and 55,791.04

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Solution

The fourth proportional to 62,516.96, 86,313.60 and 55,791.04 is: 77,027.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,516.96 : 86,313.60 = 55,791.04 : x
  2. Step 2: Convert to fraction form
    62,516.96/86,313.60 = 55,791.04/x
  3. Step 3: Cross multiply
    62,516.96x = 86,313.60 × 55,791.04
  4. Step 4: Simplify right side
    62,516.96x = 4,815,525,510.14
  5. Step 5: Solve for x
    x = 4,815,525,510.14/62,516.96
  6. Step 6: Final answer
    x = 77,027.51

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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.