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Finding the Fourth Proportional to 234,657.38, 351,954.78 and 66,191.24

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Solution

The fourth proportional to 234,657.38, 351,954.78 and 66,191.24 is: 99,278.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,657.38 : 351,954.78 = 66,191.24 : x
  2. Step 2: Convert to fraction form
    234,657.38/351,954.78 = 66,191.24/x
  3. Step 3: Cross multiply
    234,657.38x = 351,954.78 × 66,191.24
  4. Step 4: Simplify right side
    234,657.38x = 23,296,323,312.13
  5. Step 5: Solve for x
    x = 23,296,323,312.13/234,657.38
  6. Step 6: Final answer
    x = 99,278.03

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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.