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Finding the Fourth Proportional to 176,630.85, 243,748.25 and 96,056.64

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Solution

The fourth proportional to 176,630.85, 243,748.25 and 96,056.64 is: 132,556.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,630.85 : 243,748.25 = 96,056.64 : x
  2. Step 2: Convert to fraction form
    176,630.85/243,748.25 = 96,056.64/x
  3. Step 3: Cross multiply
    176,630.85x = 243,748.25 × 96,056.64
  4. Step 4: Simplify right side
    176,630.85x = 23,413,637,900.88
  5. Step 5: Solve for x
    x = 23,413,637,900.88/176,630.85
  6. Step 6: Final answer
    x = 132,556.90

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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.