Home / 39,580.25-59,375.77-13,292.51

Finding the Fourth Proportional to 39,580.25, 59,375.77 and 13,292.51

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Solution

The fourth proportional to 39,580.25, 59,375.77 and 13,292.51 is: 19,940.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,580.25 : 59,375.77 = 13,292.51 : x
  2. Step 2: Convert to fraction form
    39,580.25/59,375.77 = 13,292.51/x
  3. Step 3: Cross multiply
    39,580.25x = 59,375.77 × 13,292.51
  4. Step 4: Simplify right side
    39,580.25x = 789,252,686.37
  5. Step 5: Solve for x
    x = 789,252,686.37/39,580.25
  6. Step 6: Final answer
    x = 19,940.57

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.