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Finding the Fourth Proportional to 234,503.53, 351,776.05 and 66,025.30

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Solution

The fourth proportional to 234,503.53, 351,776.05 and 66,025.30 is: 99,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,503.53 : 351,776.05 = 66,025.30 : x
  2. Step 2: Convert to fraction form
    234,503.53/351,776.05 = 66,025.30/x
  3. Step 3: Cross multiply
    234,503.53x = 351,776.05 × 66,025.30
  4. Step 4: Simplify right side
    234,503.53x = 23,226,119,234.07
  5. Step 5: Solve for x
    x = 23,226,119,234.07/234,503.53
  6. Step 6: Final answer
    x = 99,043.79

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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.