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Finding the Fourth Proportional to 106,068.40, 159,068.60 and 34,975.07

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Solution

The fourth proportional to 106,068.40, 159,068.60 and 34,975.07 is: 52,451.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,068.40 : 159,068.60 = 34,975.07 : x
  2. Step 2: Convert to fraction form
    106,068.40/159,068.60 = 34,975.07/x
  3. Step 3: Cross multiply
    106,068.40x = 159,068.60 × 34,975.07
  4. Step 4: Simplify right side
    106,068.40x = 5,563,434,680.68
  5. Step 5: Solve for x
    x = 5,563,434,680.68/106,068.40
  6. Step 6: Final answer
    x = 52,451.39

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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.