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Finding the Fourth Proportional to 176,381.46, 243,410.81 and 95,808.96

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Solution

The fourth proportional to 176,381.46, 243,410.81 and 95,808.96 is: 132,218.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,381.46 : 243,410.81 = 95,808.96 : x
  2. Step 2: Convert to fraction form
    176,381.46/243,410.81 = 95,808.96/x
  3. Step 3: Cross multiply
    176,381.46x = 243,410.81 × 95,808.96
  4. Step 4: Simplify right side
    176,381.46x = 23,320,936,079.81
  5. Step 5: Solve for x
    x = 23,320,936,079.81/176,381.46
  6. Step 6: Final answer
    x = 132,218.75

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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.