Home / 63,650.72-87,828.22-36,788.02

Finding the Fourth Proportional to 63,650.72, 87,828.22 and 36,788.02

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Solution

The fourth proportional to 63,650.72, 87,828.22 and 36,788.02 is: 50,761.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,650.72 : 87,828.22 = 36,788.02 : x
  2. Step 2: Convert to fraction form
    63,650.72/87,828.22 = 36,788.02/x
  3. Step 3: Cross multiply
    63,650.72x = 87,828.22 × 36,788.02
  4. Step 4: Simplify right side
    63,650.72x = 3,231,026,313.92
  5. Step 5: Solve for x
    x = 3,231,026,313.92/63,650.72
  6. Step 6: Final answer
    x = 50,761.82

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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.