Home / 29,299.06-43,940.40-9,578.80

Finding the Fourth Proportional to 29,299.06, 43,940.40 and 9,578.80

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Solution

The fourth proportional to 29,299.06, 43,940.40 and 9,578.80 is: 14,365.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,299.06 : 43,940.40 = 9,578.80 : x
  2. Step 2: Convert to fraction form
    29,299.06/43,940.40 = 9,578.80/x
  3. Step 3: Cross multiply
    29,299.06x = 43,940.40 × 9,578.80
  4. Step 4: Simplify right side
    29,299.06x = 420,896,303.52
  5. Step 5: Solve for x
    x = 420,896,303.52/29,299.06
  6. Step 6: Final answer
    x = 14,365.52

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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.