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Finding the Fourth Proportional to 43,903.10, 65,853.05 and 17,600.70

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Solution

The fourth proportional to 43,903.10, 65,853.05 and 17,600.70 is: 26,400.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,903.10 : 65,853.05 = 17,600.70 : x
  2. Step 2: Convert to fraction form
    43,903.10/65,853.05 = 17,600.70/x
  3. Step 3: Cross multiply
    43,903.10x = 65,853.05 × 17,600.70
  4. Step 4: Simplify right side
    43,903.10x = 1,159,059,777.14
  5. Step 5: Solve for x
    x = 1,159,059,777.14/43,903.10
  6. Step 6: Final answer
    x = 26,400.41

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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.