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Finding the Fourth Proportional to 176,323.20, 264,523.68 and 57,989.76

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Solution

The fourth proportional to 176,323.20, 264,523.68 and 57,989.76 is: 86,997.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,323.20 : 264,523.68 = 57,989.76 : x
  2. Step 2: Convert to fraction form
    176,323.20/264,523.68 = 57,989.76/x
  3. Step 3: Cross multiply
    176,323.20x = 264,523.68 × 57,989.76
  4. Step 4: Simplify right side
    176,323.20x = 15,339,664,717.52
  5. Step 5: Solve for x
    x = 15,339,664,717.52/176,323.20
  6. Step 6: Final answer
    x = 86,997.43

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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.