Home / 57,484.09-86,247.51-25,884.64

Finding the Fourth Proportional to 57,484.09, 86,247.51 and 25,884.64

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Solution

The fourth proportional to 57,484.09, 86,247.51 and 25,884.64 is: 38,836.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,484.09 : 86,247.51 = 25,884.64 : x
  2. Step 2: Convert to fraction form
    57,484.09/86,247.51 = 25,884.64/x
  3. Step 3: Cross multiply
    57,484.09x = 86,247.51 × 25,884.64
  4. Step 4: Simplify right side
    57,484.09x = 2,232,485,747.25
  5. Step 5: Solve for x
    x = 2,232,485,747.25/57,484.09
  6. Step 6: Final answer
    x = 38,836.58

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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.