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Finding the Fourth Proportional to 71,347.04, 106,845.60 and 49,097.96

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Solution

The fourth proportional to 71,347.04, 106,845.60 and 49,097.96 is: 73,526.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347.04 : 106,845.60 = 49,097.96 : x
  2. Step 2: Convert to fraction form
    71,347.04/106,845.60 = 49,097.96/x
  3. Step 3: Cross multiply
    71,347.04x = 106,845.60 × 49,097.96
  4. Step 4: Simplify right side
    71,347.04x = 5,245,900,994.98
  5. Step 5: Solve for x
    x = 5,245,900,994.98/71,347.04
  6. Step 6: Final answer
    x = 73,526.54

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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.