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Finding the Fourth Proportional to 70,804.08, 106,030.92 and 41,131.92

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Solution

The fourth proportional to 70,804.08, 106,030.92 and 41,131.92 is: 61,596.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,804.08 : 106,030.92 = 41,131.92 : x
  2. Step 2: Convert to fraction form
    70,804.08/106,030.92 = 41,131.92/x
  3. Step 3: Cross multiply
    70,804.08x = 106,030.92 × 41,131.92
  4. Step 4: Simplify right side
    70,804.08x = 4,361,255,318.97
  5. Step 5: Solve for x
    x = 4,361,255,318.97/70,804.08
  6. Step 6: Final answer
    x = 61,596.10

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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.