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Finding the Fourth Proportional to 89,808.93, 134,713.40 and 36,529.89

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Solution

The fourth proportional to 89,808.93, 134,713.40 and 36,529.89 is: 54,794.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,808.93 : 134,713.40 = 36,529.89 : x
  2. Step 2: Convert to fraction form
    89,808.93/134,713.40 = 36,529.89/x
  3. Step 3: Cross multiply
    89,808.93x = 134,713.40 × 36,529.89
  4. Step 4: Simplify right side
    89,808.93x = 4,921,065,500.88
  5. Step 5: Solve for x
    x = 4,921,065,500.88/89,808.93
  6. Step 6: Final answer
    x = 54,794.84

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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.