Home / 198,023.94-273,275.37-108,599.94

Finding the Fourth Proportional to 198,023.94, 273,275.37 and 108,599.94

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Solution

The fourth proportional to 198,023.94, 273,275.37 and 108,599.94 is: 149,869.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,023.94 : 273,275.37 = 108,599.94 : x
  2. Step 2: Convert to fraction form
    198,023.94/273,275.37 = 108,599.94/x
  3. Step 3: Cross multiply
    198,023.94x = 273,275.37 × 108,599.94
  4. Step 4: Simplify right side
    198,023.94x = 29,677,688,785.48
  5. Step 5: Solve for x
    x = 29,677,688,785.48/198,023.94
  6. Step 6: Final answer
    x = 149,869.20

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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.