Home / 232,448.40-320,932.20-178,635.60

Finding the Fourth Proportional to 232,448.40, 320,932.20 and 178,635.60

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Solution

The fourth proportional to 232,448.40, 320,932.20 and 178,635.60 is: 246,635.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,448.40 : 320,932.20 = 178,635.60 : x
  2. Step 2: Convert to fraction form
    232,448.40/320,932.20 = 178,635.60/x
  3. Step 3: Cross multiply
    232,448.40x = 320,932.20 × 178,635.60
  4. Step 4: Simplify right side
    232,448.40x = 57,329,916,106.32
  5. Step 5: Solve for x
    x = 57,329,916,106.32/232,448.40
  6. Step 6: Final answer
    x = 246,635.02

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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.