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Finding the Fourth Proportional to 43,224.65, 64,811.06 and 16,898.03

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Solution

The fourth proportional to 43,224.65, 64,811.06 and 16,898.03 is: 25,336.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,224.65 : 64,811.06 = 16,898.03 : x
  2. Step 2: Convert to fraction form
    43,224.65/64,811.06 = 16,898.03/x
  3. Step 3: Cross multiply
    43,224.65x = 64,811.06 × 16,898.03
  4. Step 4: Simplify right side
    43,224.65x = 1,095,179,151.72
  5. Step 5: Solve for x
    x = 1,095,179,151.72/43,224.65
  6. Step 6: Final answer
    x = 25,336.91

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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.