Home / 99,362.22-149,007.27-54,416.97

Finding the Fourth Proportional to 99,362.22, 149,007.27 and 54,416.97

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Solution

The fourth proportional to 99,362.22, 149,007.27 and 54,416.97 is: 81,605.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,362.22 : 149,007.27 = 54,416.97 : x
  2. Step 2: Convert to fraction form
    99,362.22/149,007.27 = 54,416.97/x
  3. Step 3: Cross multiply
    99,362.22x = 149,007.27 × 54,416.97
  4. Step 4: Simplify right side
    99,362.22x = 8,108,524,039.34
  5. Step 5: Solve for x
    x = 8,108,524,039.34/99,362.22
  6. Step 6: Final answer
    x = 81,605.71

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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.