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Finding the Fourth Proportional to 104,903.72, 157,492.76 and 62,286.94

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Solution

The fourth proportional to 104,903.72, 157,492.76 and 62,286.94 is: 93,511.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,903.72 : 157,492.76 = 62,286.94 : x
  2. Step 2: Convert to fraction form
    104,903.72/157,492.76 = 62,286.94/x
  3. Step 3: Cross multiply
    104,903.72x = 157,492.76 × 62,286.94
  4. Step 4: Simplify right side
    104,903.72x = 9,809,740,993.66
  5. Step 5: Solve for x
    x = 9,809,740,993.66/104,903.72
  6. Step 6: Final answer
    x = 93,511.85

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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.