Home / 47,658.76-65,778.42-27,528.64

Finding the Fourth Proportional to 47,658.76, 65,778.42 and 27,528.64

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Solution

The fourth proportional to 47,658.76, 65,778.42 and 27,528.64 is: 37,994.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,658.76 : 65,778.42 = 27,528.64 : x
  2. Step 2: Convert to fraction form
    47,658.76/65,778.42 = 27,528.64/x
  3. Step 3: Cross multiply
    47,658.76x = 65,778.42 × 27,528.64
  4. Step 4: Simplify right side
    47,658.76x = 1,810,790,443.95
  5. Step 5: Solve for x
    x = 1,810,790,443.95/47,658.76
  6. Step 6: Final answer
    x = 37,994.91

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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.