Home / 47,658.22-65,768.64-27,515.92

Finding the Fourth Proportional to 47,658.22, 65,768.64 and 27,515.92

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Solution

The fourth proportional to 47,658.22, 65,768.64 and 27,515.92 is: 37,972.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,658.22 : 65,768.64 = 27,515.92 : x
  2. Step 2: Convert to fraction form
    47,658.22/65,768.64 = 27,515.92/x
  3. Step 3: Cross multiply
    47,658.22x = 65,768.64 × 27,515.92
  4. Step 4: Simplify right side
    47,658.22x = 1,809,684,636.75
  5. Step 5: Solve for x
    x = 1,809,684,636.75/47,658.22
  6. Step 6: Final answer
    x = 37,972.14

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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.