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Finding the Fourth Proportional to 43,003.32, 64,524 and 16,710

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Solution

The fourth proportional to 43,003.32, 64,524 and 16,710 is: 25,072.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,003.32 : 64,524 = 16,710 : x
  2. Step 2: Convert to fraction form
    43,003.32/64,524 = 16,710/x
  3. Step 3: Cross multiply
    43,003.32x = 64,524 × 16,710
  4. Step 4: Simplify right side
    43,003.32x = 1,078,196,040
  5. Step 5: Solve for x
    x = 1,078,196,040/43,003.32
  6. Step 6: Final answer
    x = 25,072.39

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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.