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Finding the Fourth Proportional to 176,488.60, 264,842.34 and 71,308.48

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Solution

The fourth proportional to 176,488.60, 264,842.34 and 71,308.48 is: 107,006.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,488.60 : 264,842.34 = 71,308.48 : x
  2. Step 2: Convert to fraction form
    176,488.60/264,842.34 = 71,308.48/x
  3. Step 3: Cross multiply
    176,488.60x = 264,842.34 × 71,308.48
  4. Step 4: Simplify right side
    176,488.60x = 18,885,504,705.04
  5. Step 5: Solve for x
    x = 18,885,504,705.04/176,488.60
  6. Step 6: Final answer
    x = 107,006.94

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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.