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Finding the Fourth Proportional to 152,672.75, 228,898.41 and 102,628.73

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Solution

The fourth proportional to 152,672.75, 228,898.41 and 102,628.73 is: 153,868.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,672.75 : 228,898.41 = 102,628.73 : x
  2. Step 2: Convert to fraction form
    152,672.75/228,898.41 = 102,628.73/x
  3. Step 3: Cross multiply
    152,672.75x = 228,898.41 × 102,628.73
  4. Step 4: Simplify right side
    152,672.75x = 23,491,553,117.32
  5. Step 5: Solve for x
    x = 23,491,553,117.32/152,672.75
  6. Step 6: Final answer
    x = 153,868.67

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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.