Home / 30,129.63-41,577.73-16,701.09

Finding the Fourth Proportional to 30,129.63, 41,577.73 and 16,701.09

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Solution

The fourth proportional to 30,129.63, 41,577.73 and 16,701.09 is: 23,046.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,129.63 : 41,577.73 = 16,701.09 : x
  2. Step 2: Convert to fraction form
    30,129.63/41,577.73 = 16,701.09/x
  3. Step 3: Cross multiply
    30,129.63x = 41,577.73 × 16,701.09
  4. Step 4: Simplify right side
    30,129.63x = 694,393,410.73
  5. Step 5: Solve for x
    x = 694,393,410.73/30,129.63
  6. Step 6: Final answer
    x = 23,046.86

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1.5x scale

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.