Home / 40,187.85-55,427.24-25,849.33

Finding the Fourth Proportional to 40,187.85, 55,427.24 and 25,849.33

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Solution

The fourth proportional to 40,187.85, 55,427.24 and 25,849.33 is: 35,651.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,187.85 : 55,427.24 = 25,849.33 : x
  2. Step 2: Convert to fraction form
    40,187.85/55,427.24 = 25,849.33/x
  3. Step 3: Cross multiply
    40,187.85x = 55,427.24 × 25,849.33
  4. Step 4: Simplify right side
    40,187.85x = 1,432,756,798.40
  5. Step 5: Solve for x
    x = 1,432,756,798.40/40,187.85
  6. Step 6: Final answer
    x = 35,651.49

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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.