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Finding the Fourth Proportional to 32,708.80, 49,084.67 and 17,928.06

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Solution

The fourth proportional to 32,708.80, 49,084.67 and 17,928.06 is: 26,903.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,708.80 : 49,084.67 = 17,928.06 : x
  2. Step 2: Convert to fraction form
    32,708.80/49,084.67 = 17,928.06/x
  3. Step 3: Cross multiply
    32,708.80x = 49,084.67 × 17,928.06
  4. Step 4: Simplify right side
    32,708.80x = 879,992,908.84
  5. Step 5: Solve for x
    x = 879,992,908.84/32,708.80
  6. Step 6: Final answer
    x = 26,903.86

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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.