Home / 39,093.14-53,971.65-25,687.86

Finding the Fourth Proportional to 39,093.14, 53,971.65 and 25,687.86

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Solution

The fourth proportional to 39,093.14, 53,971.65 and 25,687.86 is: 35,464.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,093.14 : 53,971.65 = 25,687.86 : x
  2. Step 2: Convert to fraction form
    39,093.14/53,971.65 = 25,687.86/x
  3. Step 3: Cross multiply
    39,093.14x = 53,971.65 × 25,687.86
  4. Step 4: Simplify right side
    39,093.14x = 1,386,416,189.17
  5. Step 5: Solve for x
    x = 1,386,416,189.17/39,093.14
  6. Step 6: Final answer
    x = 35,464.44

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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.