Home / 189,677.97-284,433.12-100,910.41

Finding the Fourth Proportional to 189,677.97, 284,433.12 and 100,910.41

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Solution

The fourth proportional to 189,677.97, 284,433.12 and 100,910.41 is: 151,321.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,677.97 : 284,433.12 = 100,910.41 : x
  2. Step 2: Convert to fraction form
    189,677.97/284,433.12 = 100,910.41/x
  3. Step 3: Cross multiply
    189,677.97x = 284,433.12 × 100,910.41
  4. Step 4: Simplify right side
    189,677.97x = 28,702,262,045.70
  5. Step 5: Solve for x
    x = 28,702,262,045.70/189,677.97
  6. Step 6: Final answer
    x = 151,321.01

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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.