Home / 29,172.60-43,764.30-9,451.80

Finding the Fourth Proportional to 29,172.60, 43,764.30 and 9,451.80

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Solution

The fourth proportional to 29,172.60, 43,764.30 and 9,451.80 is: 14,179.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,172.60 : 43,764.30 = 9,451.80 : x
  2. Step 2: Convert to fraction form
    29,172.60/43,764.30 = 9,451.80/x
  3. Step 3: Cross multiply
    29,172.60x = 43,764.30 × 9,451.80
  4. Step 4: Simplify right side
    29,172.60x = 413,651,410.74
  5. Step 5: Solve for x
    x = 413,651,410.74/29,172.60
  6. Step 6: Final answer
    x = 14,179.45

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1.5x scale

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.