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Finding the Fourth Proportional to 176,964.76, 244,264.72 and 120,408.94

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Solution

The fourth proportional to 176,964.76, 244,264.72 and 120,408.94 is: 166,200.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,964.76 : 244,264.72 = 120,408.94 : x
  2. Step 2: Convert to fraction form
    176,964.76/244,264.72 = 120,408.94/x
  3. Step 3: Cross multiply
    176,964.76x = 244,264.72 × 120,408.94
  4. Step 4: Simplify right side
    176,964.76x = 29,411,656,014.60
  5. Step 5: Solve for x
    x = 29,411,656,014.60/176,964.76
  6. Step 6: Final answer
    x = 166,200.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.