Home / 57,811.25-86,731.43-16,258.25

Finding the Fourth Proportional to 57,811.25, 86,731.43 and 16,258.25

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Solution

The fourth proportional to 57,811.25, 86,731.43 and 16,258.25 is: 24,391.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,811.25 : 86,731.43 = 16,258.25 : x
  2. Step 2: Convert to fraction form
    57,811.25/86,731.43 = 16,258.25/x
  3. Step 3: Cross multiply
    57,811.25x = 86,731.43 × 16,258.25
  4. Step 4: Simplify right side
    57,811.25x = 1,410,101,407.33
  5. Step 5: Solve for x
    x = 1,410,101,407.33/57,811.25
  6. Step 6: Final answer
    x = 24,391.47

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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.