Home / 87,850.71-121,226.18-52,034.94

Finding the Fourth Proportional to 87,850.71, 121,226.18 and 52,034.94

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Solution

The fourth proportional to 87,850.71, 121,226.18 and 52,034.94 is: 71,803.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,850.71 : 121,226.18 = 52,034.94 : x
  2. Step 2: Convert to fraction form
    87,850.71/121,226.18 = 52,034.94/x
  3. Step 3: Cross multiply
    87,850.71x = 121,226.18 × 52,034.94
  4. Step 4: Simplify right side
    87,850.71x = 6,307,996,742.55
  5. Step 5: Solve for x
    x = 6,307,996,742.55/87,850.71
  6. Step 6: Final answer
    x = 71,803.59

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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.