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Finding the Fourth Proportional to 176,456.40, 264,295.80 and 123,579.60

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Solution

The fourth proportional to 176,456.40, 264,295.80 and 123,579.60 is: 185,097.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,456.40 : 264,295.80 = 123,579.60 : x
  2. Step 2: Convert to fraction form
    176,456.40/264,295.80 = 123,579.60/x
  3. Step 3: Cross multiply
    176,456.40x = 264,295.80 × 123,579.60
  4. Step 4: Simplify right side
    176,456.40x = 32,661,569,245.68
  5. Step 5: Solve for x
    x = 32,661,569,245.68/176,456.40
  6. Step 6: Final answer
    x = 185,097.11

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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.