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Finding the Fourth Proportional to 176,634.40, 264,562.80 and 123,757.60

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Solution

The fourth proportional to 176,634.40, 264,562.80 and 123,757.60 is: 185,363.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,634.40 : 264,562.80 = 123,757.60 : x
  2. Step 2: Convert to fraction form
    176,634.40/264,562.80 = 123,757.60/x
  3. Step 3: Cross multiply
    176,634.40x = 264,562.80 × 123,757.60
  4. Step 4: Simplify right side
    176,634.40x = 32,741,657,177.28
  5. Step 5: Solve for x
    x = 32,741,657,177.28/176,634.40
  6. Step 6: Final answer
    x = 185,363.99

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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.