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Finding the Fourth Proportional to 152,588.44, 228,932.36 and 73,711.72

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Solution

The fourth proportional to 152,588.44, 228,932.36 and 73,711.72 is: 110,591.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,588.44 : 228,932.36 = 73,711.72 : x
  2. Step 2: Convert to fraction form
    152,588.44/228,932.36 = 73,711.72/x
  3. Step 3: Cross multiply
    152,588.44x = 228,932.36 × 73,711.72
  4. Step 4: Simplify right side
    152,588.44x = 16,874,998,019.26
  5. Step 5: Solve for x
    x = 16,874,998,019.26/152,588.44
  6. Step 6: Final answer
    x = 110,591.59

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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.