Home / 234,623.68-323,704.56-132,639.28

Finding the Fourth Proportional to 234,623.68, 323,704.56 and 132,639.28

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Solution

The fourth proportional to 234,623.68, 323,704.56 and 132,639.28 is: 182,999.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,623.68 : 323,704.56 = 132,639.28 : x
  2. Step 2: Convert to fraction form
    234,623.68/323,704.56 = 132,639.28/x
  3. Step 3: Cross multiply
    234,623.68x = 323,704.56 × 132,639.28
  4. Step 4: Simplify right side
    234,623.68x = 42,935,939,771.12
  5. Step 5: Solve for x
    x = 42,935,939,771.12/234,623.68
  6. Step 6: Final answer
    x = 182,999.17

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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.