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Finding the Fourth Proportional to 89,579.52, 134,369.28 and 63,597.96

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Solution

The fourth proportional to 89,579.52, 134,369.28 and 63,597.96 is: 95,396.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,579.52 : 134,369.28 = 63,597.96 : x
  2. Step 2: Convert to fraction form
    89,579.52/134,369.28 = 63,597.96/x
  3. Step 3: Cross multiply
    89,579.52x = 134,369.28 × 63,597.96
  4. Step 4: Simplify right side
    89,579.52x = 8,545,612,094.67
  5. Step 5: Solve for x
    x = 8,545,612,094.67/89,579.52
  6. Step 6: Final answer
    x = 95,396.94

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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.