Home / 47,288.97-65,258.87-25,778.89

Finding the Fourth Proportional to 47,288.97, 65,258.87 and 25,778.89

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Solution

The fourth proportional to 47,288.97, 65,258.87 and 25,778.89 is: 35,574.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,288.97 : 65,258.87 = 25,778.89 : x
  2. Step 2: Convert to fraction form
    47,288.97/65,258.87 = 25,778.89/x
  3. Step 3: Cross multiply
    47,288.97x = 65,258.87 × 25,778.89
  4. Step 4: Simplify right side
    47,288.97x = 1,682,301,231.25
  5. Step 5: Solve for x
    x = 1,682,301,231.25/47,288.97
  6. Step 6: Final answer
    x = 35,574.92

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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.