Home / 167,592.10-231,351.64-99,631.07

Finding the Fourth Proportional to 167,592.10, 231,351.64 and 99,631.07

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Solution

The fourth proportional to 167,592.10, 231,351.64 and 99,631.07 is: 137,535.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,592.10 : 231,351.64 = 99,631.07 : x
  2. Step 2: Convert to fraction form
    167,592.10/231,351.64 = 99,631.07/x
  3. Step 3: Cross multiply
    167,592.10x = 231,351.64 × 99,631.07
  4. Step 4: Simplify right side
    167,592.10x = 23,049,811,439.45
  5. Step 5: Solve for x
    x = 23,049,811,439.45/167,592.10
  6. Step 6: Final answer
    x = 137,535.19

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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.