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Finding the Fourth Proportional to 176,472.01, 264,757.43 and 71,364.79

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Solution

The fourth proportional to 176,472.01, 264,757.43 and 71,364.79 is: 107,067.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,472.01 : 264,757.43 = 71,364.79 : x
  2. Step 2: Convert to fraction form
    176,472.01/264,757.43 = 71,364.79/x
  3. Step 3: Cross multiply
    176,472.01x = 264,757.43 × 71,364.79
  4. Step 4: Simplify right side
    176,472.01x = 18,894,358,392.89
  5. Step 5: Solve for x
    x = 18,894,358,392.89/176,472.01
  6. Step 6: Final answer
    x = 107,067.17

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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.