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Finding the Fourth Proportional to 176,765.15, 243,941.03 and 96,197.87

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Solution

The fourth proportional to 176,765.15, 243,941.03 and 96,197.87 is: 132,755.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,765.15 : 243,941.03 = 96,197.87 : x
  2. Step 2: Convert to fraction form
    176,765.15/243,941.03 = 96,197.87/x
  3. Step 3: Cross multiply
    176,765.15x = 243,941.03 × 96,197.87
  4. Step 4: Simplify right side
    176,765.15x = 23,466,605,790.91
  5. Step 5: Solve for x
    x = 23,466,605,790.91/176,765.15
  6. Step 6: Final answer
    x = 132,755.84

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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.