Home / 55,004.33-75,899.67-30,801.92

Finding the Fourth Proportional to 55,004.33, 75,899.67 and 30,801.92

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Solution

The fourth proportional to 55,004.33, 75,899.67 and 30,801.92 is: 42,503.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,004.33 : 75,899.67 = 30,801.92 : x
  2. Step 2: Convert to fraction form
    55,004.33/75,899.67 = 30,801.92/x
  3. Step 3: Cross multiply
    55,004.33x = 75,899.67 × 30,801.92
  4. Step 4: Simplify right side
    55,004.33x = 2,337,855,183.87
  5. Step 5: Solve for x
    x = 2,337,855,183.87/55,004.33
  6. Step 6: Final answer
    x = 42,503.12

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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.