Home / 47,760.78-65,908.53-26,539.50

Finding the Fourth Proportional to 47,760.78, 65,908.53 and 26,539.50

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Solution

The fourth proportional to 47,760.78, 65,908.53 and 26,539.50 is: 36,623.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,760.78 : 65,908.53 = 26,539.50 : x
  2. Step 2: Convert to fraction form
    47,760.78/65,908.53 = 26,539.50/x
  3. Step 3: Cross multiply
    47,760.78x = 65,908.53 × 26,539.50
  4. Step 4: Simplify right side
    47,760.78x = 1,749,179,431.94
  5. Step 5: Solve for x
    x = 1,749,179,431.94/47,760.78
  6. Step 6: Final answer
    x = 36,623.76

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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.