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Finding the Fourth Proportional to 59,235.60, 81,744.92 and 32,378.09

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Solution

The fourth proportional to 59,235.60, 81,744.92 and 32,378.09 is: 44,681.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,235.60 : 81,744.92 = 32,378.09 : x
  2. Step 2: Convert to fraction form
    59,235.60/81,744.92 = 32,378.09/x
  3. Step 3: Cross multiply
    59,235.60x = 81,744.92 × 32,378.09
  4. Step 4: Simplify right side
    59,235.60x = 2,646,743,806.19
  5. Step 5: Solve for x
    x = 2,646,743,806.19/59,235.60
  6. Step 6: Final answer
    x = 44,681.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.