Home / 47,148.25-65,064.59-25,928.89

Finding the Fourth Proportional to 47,148.25, 65,064.59 and 25,928.89

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Solution

The fourth proportional to 47,148.25, 65,064.59 and 25,928.89 is: 35,781.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,148.25 : 65,064.59 = 25,928.89 : x
  2. Step 2: Convert to fraction form
    47,148.25/65,064.59 = 25,928.89/x
  3. Step 3: Cross multiply
    47,148.25x = 65,064.59 × 25,928.89
  4. Step 4: Simplify right side
    47,148.25x = 1,687,052,467.36
  5. Step 5: Solve for x
    x = 1,687,052,467.36/47,148.25
  6. Step 6: Final answer
    x = 35,781.87

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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.