Home / 164,979.45-227,676.69-96,984

Finding the Fourth Proportional to 164,979.45, 227,676.69 and 96,984

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Solution

The fourth proportional to 164,979.45, 227,676.69 and 96,984 is: 133,840.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,979.45 : 227,676.69 = 96,984 : x
  2. Step 2: Convert to fraction form
    164,979.45/227,676.69 = 96,984/x
  3. Step 3: Cross multiply
    164,979.45x = 227,676.69 × 96,984
  4. Step 4: Simplify right side
    164,979.45x = 22,080,996,102.96
  5. Step 5: Solve for x
    x = 22,080,996,102.96/164,979.45
  6. Step 6: Final answer
    x = 133,840.89

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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.