Home / 167,895.54-231,715.89-99,000.59

Finding the Fourth Proportional to 167,895.54, 231,715.89 and 99,000.59

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Solution

The fourth proportional to 167,895.54, 231,715.89 and 99,000.59 is: 136,632.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,895.54 : 231,715.89 = 99,000.59 : x
  2. Step 2: Convert to fraction form
    167,895.54/231,715.89 = 99,000.59/x
  3. Step 3: Cross multiply
    167,895.54x = 231,715.89 × 99,000.59
  4. Step 4: Simplify right side
    167,895.54x = 22,940,008,663.80
  5. Step 5: Solve for x
    x = 22,940,008,663.80/167,895.54
  6. Step 6: Final answer
    x = 136,632.63

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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.