Home / 53,102.52-79,635.96-26,790.48

Finding the Fourth Proportional to 53,102.52, 79,635.96 and 26,790.48

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Solution

The fourth proportional to 53,102.52, 79,635.96 and 26,790.48 is: 40,176.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,102.52 : 79,635.96 = 26,790.48 : x
  2. Step 2: Convert to fraction form
    53,102.52/79,635.96 = 26,790.48/x
  3. Step 3: Cross multiply
    53,102.52x = 79,635.96 × 26,790.48
  4. Step 4: Simplify right side
    53,102.52x = 2,133,485,593.66
  5. Step 5: Solve for x
    x = 2,133,485,593.66/53,102.52
  6. Step 6: Final answer
    x = 40,176.73

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.