Home / 63,558.88-87,711.24-36,335.55

Finding the Fourth Proportional to 63,558.88, 87,711.24 and 36,335.55

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Solution

The fourth proportional to 63,558.88, 87,711.24 and 36,335.55 is: 50,143.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,558.88 : 87,711.24 = 36,335.55 : x
  2. Step 2: Convert to fraction form
    63,558.88/87,711.24 = 36,335.55/x
  3. Step 3: Cross multiply
    63,558.88x = 87,711.24 × 36,335.55
  4. Step 4: Simplify right side
    63,558.88x = 3,187,036,190.63
  5. Step 5: Solve for x
    x = 3,187,036,190.63/63,558.88
  6. Step 6: Final answer
    x = 50,143.05

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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.