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Finding the Fourth Proportional to 162,006, 223,568.28 and 94,938

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Solution

The fourth proportional to 162,006, 223,568.28 and 94,938 is: 131,014.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,006 : 223,568.28 = 94,938 : x
  2. Step 2: Convert to fraction form
    162,006/223,568.28 = 94,938/x
  3. Step 3: Cross multiply
    162,006x = 223,568.28 × 94,938
  4. Step 4: Simplify right side
    162,006x = 21,225,125,366.64
  5. Step 5: Solve for x
    x = 21,225,125,366.64/162,006
  6. Step 6: Final answer
    x = 131,014.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.