Home / 329,011.08-454,036.73-178,108.08

Finding the Fourth Proportional to 329,011.08, 454,036.73 and 178,108.08

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Solution

The fourth proportional to 329,011.08, 454,036.73 and 178,108.08 is: 245,789.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    329,011.08 : 454,036.73 = 178,108.08 : x
  2. Step 2: Convert to fraction form
    329,011.08/454,036.73 = 178,108.08/x
  3. Step 3: Cross multiply
    329,011.08x = 454,036.73 × 178,108.08
  4. Step 4: Simplify right side
    329,011.08x = 80,867,610,229.78
  5. Step 5: Solve for x
    x = 80,867,610,229.78/329,011.08
  6. Step 6: Final answer
    x = 245,789.93

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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.