Home / 87,926.89-121,336.27-50,201.14

Finding the Fourth Proportional to 87,926.89, 121,336.27 and 50,201.14

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Solution

The fourth proportional to 87,926.89, 121,336.27 and 50,201.14 is: 69,275.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,926.89 : 121,336.27 = 50,201.14 : x
  2. Step 2: Convert to fraction form
    87,926.89/121,336.27 = 50,201.14/x
  3. Step 3: Cross multiply
    87,926.89x = 121,336.27 × 50,201.14
  4. Step 4: Simplify right side
    87,926.89x = 6,091,219,077.35
  5. Step 5: Solve for x
    x = 6,091,219,077.35/87,926.89
  6. Step 6: Final answer
    x = 69,275.95

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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.