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Finding the Fourth Proportional to 176,133.69, 264,197.48 and 70,949.97

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Solution

The fourth proportional to 176,133.69, 264,197.48 and 70,949.97 is: 106,423.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,133.69 : 264,197.48 = 70,949.97 : x
  2. Step 2: Convert to fraction form
    176,133.69/264,197.48 = 70,949.97/x
  3. Step 3: Cross multiply
    176,133.69x = 264,197.48 × 70,949.97
  4. Step 4: Simplify right side
    176,133.69x = 18,744,802,925.33
  5. Step 5: Solve for x
    x = 18,744,802,925.33/176,133.69
  6. Step 6: Final answer
    x = 106,423.72

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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.