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Finding the Fourth Proportional to 162,371.69, 243,594.44 and 73,650.57

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Solution

The fourth proportional to 162,371.69, 243,594.44 and 73,650.57 is: 110,492.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,371.69 : 243,594.44 = 73,650.57 : x
  2. Step 2: Convert to fraction form
    162,371.69/243,594.44 = 73,650.57/x
  3. Step 3: Cross multiply
    162,371.69x = 243,594.44 × 73,650.57
  4. Step 4: Simplify right side
    162,371.69x = 17,940,868,349.29
  5. Step 5: Solve for x
    x = 17,940,868,349.29/162,371.69
  6. Step 6: Final answer
    x = 110,492.59

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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.