Home / 116,907.29-161,331.96-63,192.31

Finding the Fourth Proportional to 116,907.29, 161,331.96 and 63,192.31

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Solution

The fourth proportional to 116,907.29, 161,331.96 and 63,192.31 is: 87,205.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,907.29 : 161,331.96 = 63,192.31 : x
  2. Step 2: Convert to fraction form
    116,907.29/161,331.96 = 63,192.31/x
  3. Step 3: Cross multiply
    116,907.29x = 161,331.96 × 63,192.31
  4. Step 4: Simplify right side
    116,907.29x = 10,194,939,229.23
  5. Step 5: Solve for x
    x = 10,194,939,229.23/116,907.29
  6. Step 6: Final answer
    x = 87,205.33

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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.