Home / 116,431.38-174,505.86-82,644.30

Finding the Fourth Proportional to 116,431.38, 174,505.86 and 82,644.30

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Solution

The fourth proportional to 116,431.38, 174,505.86 and 82,644.30 is: 123,866.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,431.38 : 174,505.86 = 82,644.30 : x
  2. Step 2: Convert to fraction form
    116,431.38/174,505.86 = 82,644.30/x
  3. Step 3: Cross multiply
    116,431.38x = 174,505.86 × 82,644.30
  4. Step 4: Simplify right side
    116,431.38x = 14,421,914,645.60
  5. Step 5: Solve for x
    x = 14,421,914,645.60/116,431.38
  6. Step 6: Final answer
    x = 123,866.22

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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.