Home / 174,039.32-260,796.54-129,456.92

Finding the Fourth Proportional to 174,039.32, 260,796.54 and 129,456.92

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Solution

The fourth proportional to 174,039.32, 260,796.54 and 129,456.92 is: 193,990.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,039.32 : 260,796.54 = 129,456.92 : x
  2. Step 2: Convert to fraction form
    174,039.32/260,796.54 = 129,456.92/x
  3. Step 3: Cross multiply
    174,039.32x = 260,796.54 × 129,456.92
  4. Step 4: Simplify right side
    174,039.32x = 33,761,916,815.06
  5. Step 5: Solve for x
    x = 33,761,916,815.06/174,039.32
  6. Step 6: Final answer
    x = 193,990.17

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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.