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Finding the Fourth Proportional to 104,068.95, 156,104.31 and 25,183.23

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Solution

The fourth proportional to 104,068.95, 156,104.31 and 25,183.23 is: 37,775.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,068.95 : 156,104.31 = 25,183.23 : x
  2. Step 2: Convert to fraction form
    104,068.95/156,104.31 = 25,183.23/x
  3. Step 3: Cross multiply
    104,068.95x = 156,104.31 × 25,183.23
  4. Step 4: Simplify right side
    104,068.95x = 3,931,210,742.72
  5. Step 5: Solve for x
    x = 3,931,210,742.72/104,068.95
  6. Step 6: Final answer
    x = 37,775.06

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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.