Home / 39,934.38-59,880.57-11,850.54

Finding the Fourth Proportional to 39,934.38, 59,880.57 and 11,850.54

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Solution

The fourth proportional to 39,934.38, 59,880.57 and 11,850.54 is: 17,769.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,934.38 : 59,880.57 = 11,850.54 : x
  2. Step 2: Convert to fraction form
    39,934.38/59,880.57 = 11,850.54/x
  3. Step 3: Cross multiply
    39,934.38x = 59,880.57 × 11,850.54
  4. Step 4: Simplify right side
    39,934.38x = 709,617,090.01
  5. Step 5: Solve for x
    x = 709,617,090.01/39,934.38
  6. Step 6: Final answer
    x = 17,769.58

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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.