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Finding the Fourth Proportional to 68,025.80, 101,953.65 and 34,759.10

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Solution

The fourth proportional to 68,025.80, 101,953.65 and 34,759.10 is: 52,095.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,025.80 : 101,953.65 = 34,759.10 : x
  2. Step 2: Convert to fraction form
    68,025.80/101,953.65 = 34,759.10/x
  3. Step 3: Cross multiply
    68,025.80x = 101,953.65 × 34,759.10
  4. Step 4: Simplify right side
    68,025.80x = 3,543,817,115.72
  5. Step 5: Solve for x
    x = 3,543,817,115.72/68,025.80
  6. Step 6: Final answer
    x = 52,095.19

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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.